Kaw Valley Precision Linear Comps are part of a small family of compensators aimed at taming muzzle concussion. I bought a Ruger American Rifle in Go Wild Camo. As you all might have already known, the .458 SOCOM is a big caliber. Even with factory loads, you can hunt any critter in North America. 450 bushmaster custom grade full length die. Constructed of stainless steel and aluminum, Ruggedâs Obsidian has been a top choice due to its impressive balance between lightweight, and durability, while still offering modularity. If you want to go past 200 yards I would suggest a high BC copper Bear Creek Ballistics round. The .450 Bushmaster wasn’t widely used until recently, and now, the round is being produced by major manufacturers including Federal, Buffalo Bore and Remington. Thanks again. Thank you. Recently built a Bushmaster on. What a ride this will be. Bullet passed through all 5 jugs and buried in the hill behind. A 10-round AR-15 magazine body yields a four-round [6] magazine, a 20-round AR-15 magazine body yields a five to seven-round [7] magazine, and a 30-round body yields a nine-round [8] magazine. I like the Precision Armament Hypertap because it effectively mitigates the powerful blast generated by .450 BM. })(120000); Please be respectful of others. I shot two one at 195 yards and other at 140 yards. Also the fact that you don’t have to deal with neck creep etc makes it nice. The KVP linear comp, collects and redirects muzzle gases away from the shooter. The magazine holds 3 rounds and clicks into place tightly. Now you donât have to choose between a short suppressor and a long one. Find a Dealer. Winchesters .450 Bushmaster ammunition is a great choice for deer hunting. The .450 Bushmaster is a rifle cartridge developed by Tim LeGendre of LeMag Firearms, and licensed to Bushmaster Firearms International. The 5.56 NATO rounds commonly used by military forces at the time just weren’t enough for him. The next (and MOST IMPORTANT) thing I did was change out the mags. Sound reduction is a full 30 decibels. Built from the ground up to deliver maximum kinetic energy downrange, the 450 Bushmaster round boasts over 2700 ft lb of force. Faxon 18” barrel, Aero precision XL upper receiver, Faxon bolt carrier group, buffer spring and buffer recommended for 450 BM. Rock River Arms makes a great assembly that I’ve been very pleased with, but any assembly that fits a 5.56/.223 receiver will work. Shoots at 2450fps out of my scout and 2550 out of the CVA (25″ barrel). The bullets even look similar. When it comes to suppressing big bore calibers, such as .458 SOCOM, your initial instinct might be to choose a one-suppressor-does-all solution. This was a very interesting and well-written article on an ammo I knew nothing about. Also, to maximize range, you’ll want a high-quality scope like the EOTech XPS Holographic. it pleasantly suppresses 45 caliber big bore such as 450 Bushmaster and.458 Socom as well as carbine. This is an interesting article, but I shy away from calibers that are costly to shoot. This cartridge packs a serious punch, but what about its range? }. I’m loading it with Hornady XTP Magnum 300 & 243 grain hollow points, which have worked terrific on game with my .45 colt carbines at these velocities. I have been on the fence about my next rifle purchase. The first thing I did was pick up a .450 Bushmaster upper assembly. dB reduction: 30 dB on.450 Bushmaster With as much energy as this cartridge generates, youâre going to get a larger range. We want you, our readers, to be able to make informed decisions. Learn how and when to remove this template message, "CARTRIDGE and CHAMBER DRAWING - 450 BUSHMASTER", "45 Cal .452 250 gr FTX® (450 Bushmaster)", https://tromix.com/product/lancer-magazine-4-round/, https://dura-mag.com/product/duramag-ss-450-bushmaster-stainless-steel/, https://www.midwayusa.com/product/1006265648, Bushmaster .450 Rifle & Carbine - Bushmaster Firearms, https://web.archive.org/web/20150423074612/http://www.hornady.com/store/450-Bushmaster-250-gr-FTX-LEVERevolution, https://en.wikipedia.org/w/index.php?title=.450_Bushmaster&oldid=985887195, Short description is different from Wikidata, Articles needing additional references from December 2011, All articles needing additional references, All articles with vague or ambiguous time, Articles with unsourced statements from April 2015, Creative Commons Attribution-ShareAlike License, This page was last edited on 28 October 2020, at 15:07. Obsidian45 features. Starline .450 Bushmaster brass is the perfect reloading component for shooters who fell in love with the big-bore, hard-hitting .450 Bushmaster caliber. Lancer mags seem to work well — especially if you throw on some Tromix followers. $850.00 MSRP. The 450 Bushmaster round evolved as a true big bore hunting and defense round for an AR15. Unfortunately, the all-in-one options start having problems as the bore size increases. What a nice little NE deer rifle that would make with the increased energy over the .44. 6 They say you can use standard AR-15 mags, but I had a ton of feeding issues, and most of the time, I just ended up feeding them manually one by one. I would like to see a comparison with the .460 Magnum. display: none !important; I mounted a Leupold VX R 3x9x40 in Warne QD 30mm rings. The .450 BM is exceptionally accurate out of an AR-15 platform using the Hornady 250gr. Lots of good reading here. With a few tweaks to the upper assembly, I created a killer weapon that wasn’t too hard on the wallet. ... (I don't think the Ross brake was available at the time) we measured with a decibel meter, the noise level of brakeless, izzy, jp, and one other I can't remember. Your discussions, feedback and comments are welcome here as long as they are relevant and insightful. The article is incorrect in regards to the 5.56 NATO M16 being used in WWII and the Korean War. Would the .450 BM with a 300 grain bullet be effective in hunting Bison, thanks, Sir, great article. There are several reasons I got into shooting .450 Bushmaster. I’ll have to try out a new scope for it too, seeing as the optic I had for my 5.56 wasn’t really cutting it. Overall, this newly-popular round is exceptional at getting your shot further downrange with maximum power. The Mission of Cheaper Than Dirt! setTimeout( Federal 450 Bushmaster 300 gr Jacketed Hollow Point Power-Shok 20/Box $39.99 ($2.00 / round) After rebate: $34.99 ($1.75 / round) Hello, I’m not sure if you realize that the 5.56/M16 was not put in service until Vietnam. With its high BC + velocity it adds 100 yards to the range and still has 1400FPE at 400 yards. Just noting a historical inaccuracy in the article. I live in Florida so there aren’t a lot of opportunities for many 1000yd shots. The Korean conflict ended in 1953. Modular, quiet, lightweight, versatile with a wide flexibility of multi-caliber use. Itâs not much, but they do reduce the pressure at the muzzle, which reduces the total sound signature. I’m ok with the 5.45mm NATO. Pace that out to 200 yards, and I was still getting some great accuracy. ); That was a lot more accurate than my .45-70’s were getting. .450 Bushmaster Barrel is a great option for any AR build! Physics and empirical decibel sound meters prove otherwise. Speaking of scopes, let’s talk building. Youâre letting down the muzzle blast into an expansion chamber, and giving it significantly greater cross-sectional area when it finally does reach atmosphere. SOS-450 The SOS-450, our 450 Bushmaster suppressor is a beast. Sub-MOA is not at all unusual. D450BF $1150.00 Good to know the effective range is 250-300 yards. The small arms ammunition in use for rifles in WWII And Korea includes 30-06, .30 carbine, and .45 ACP (Thompson machine gun). I have it in the Ruger American ranch rifle… it pushes the Barnes 290 grn tipped boattail muzzleloader bullet at 2150 fps and will shoot cloverleaves at 100 yds. If you are looking for big bore suppressors to work for your 450 Bushmaster, 308 Winchester, 338 EDGE, and your .458 SOCOM, the SilencerCo Hybrid 46 would be the 1 suppressor you could use for all. LeMag Firearms took his idea and ran with it, creating the .45 Professional cartridge that was later turned over to Hornady so that they could mass-produce the cartridges for Bushmaster’s AR-15 rifles. Time limit exceeded. It also uses the same bullet as a 20 gauge slug (Hornady, Remington sabots). Rifle loves the 250 grain FTX and 300 grain XTP-MAG Pushed by Lil Gun powder. Please click the reload button and complete the captcha once again. The calibers used during Col. Cooper’s service would have been the 30-06, .30 M1 Carbine, and .308/7.62 x 51 NATO. This redirection helps reduce the perceived decibels the shooter experiences at his or her ear. The FTX is ok for target/defensive shooting, but I find that it opens too quick on deer size varmints and damages a bit of meat. I found this was definitely true for the .450 Bushmaster that was giving me between 1.5 and 2.5-inch groupings at 100 yards. Our Price: $ 579.99 Gun Parts / AR-15 Complete Uppers; You last purchased this product on . We reserve the right to edit as appropriate, delete profane, harassing, abusive and spam comments or posts, and block repeat offenders. I primarily hog hunt hogs so this article is helping me to Home » Ammunition » Exploring the Effective Range of a .450 Bushmaster. Would the .450 BM with a .450 grain bullet be effective in hunting Bison, thanks. They do make one for the AR platform too. So, that round wasn’t used at the time. Shopping with us is absolutely safe - you never have to worry about credit card safety when shopping here... Share your latest AR build or photos from the range with #RangeDayFriday for a chance to win a new firearm! The information provided here does not represent the views of Cheaper Than Dirt! The rounds commonly used by military forces at the time just weren’t enough for him. Make sure you plan to get single stack style magazines though as the offset double-stack AR type mags just don’t feed this round well. = 's blog. I’m sure he meant the .30-06. It does pack a serious punch to your shoulder, even with the Buttstock that I bought for it. However, I presume the author had an only momentary lapse when he said the 5.56 was commonly used in WW2 and the Korean war. His experiences with the M-16/AR-15 would have been entirely post military. But compared to my 308’s, the 450BM is not accurate. 12-03-2018, 09:06 AM #9. Moderator: MudBug. Talk about the AR15 style rifles chambered in 450 Bushmaster. Was blowing my rounds 6″ left at 200 with 12 mph wind. I silently doubt just how much it will quiet the Db level of a .450 Bushmaster, but I will find out soon enough. I just got a new .450 Bushmaster and really love it so far. They just weren’t that common. I’m a reloader and already reload for .45 Colt and .45 ACP and have a lot of .451-.454 bullets. Article never mentions .223 used by Col Cooper in Korea. It also maintains much greater downrange energy than other rounds like the .223 Remington, which makes the .450 Bushmaster a great choice for competitive shooting as well as hunting. [3], Bushmaster requested[when?] [citation needed] The cartridge fits single-stacked in a standard AR-15 magazine with a single-stack follower. − (in stock) 0.0 Time limit exceeded. Very informative. Can’t rely on maltable shots. The round is very accurate, out of my Gunsite Scout I had a sub 1″ group at 200 yards. 450 Bushmaster 250 gr FTX ® Hornady BLACK ® Item #82246 | 20/Box US Patent: 8,161,885 | 8,413,587 | 7,380,502. Double ear protection is recommended for shooters, combining soft, insertable ear plugs and external ear muffs. The .450 Bushmaster is a rifle cartridge developed by Tim LeGendre of LeMag Firearms, and licensed to Bushmaster Firearms International. Yes, I would like to receive offers and newsletters from Cheaper Than Dirt. At 100 yards I’m usually 1″ and under with both guns. The way the second and third paragraph is written makes it sound like Col Cooper used the 5.56/M16 in WWII and Korea and we know that is not accurate. }, I dont have any need or desire for the .450BM. I hate to tell you this, but 5.56 rounds were not used in WWII or Korea. So, if you’re looking to blast a hog, take down a deer across the field, or place in the top scorers at competition, you don’t want to overlook the .450 Bushmaster. Now you’ve got a completely operable .450 Bushmaster rifle with minimal effort. In terms of sound suppression, you can expect nothing but phenomenal results. I’m going to guess you meant the M1 Carbine 30 caliber which was basically under powered for what it was used for. I’m always looking for my next large bore revolver. I’m good for 20-30 rounds at the range with it before I just don’t want to put anymore impact on my bruised shoulder. In the shtf, it is perfect for reloading using 45 acp bullets. From the experience I’ve had with my .450 BM, everything in the article adds up, plus I learned a couple things. When Col. Jeff Cooper, a United States Marine who fought in WWII and the Korean War, was in the heat of battle, he needed rounds he could depend on for powerful, armor-piercing shots and deadly accuracy. the ammunition manufacturer Hornady to produce the .45 Professional cartridge for this project, but Hornady wanted to shorten the cartridge case and overall length to accommodate their 0.452" 250-grain pointed SST Flex-Tip bullet. For most hunters probably 200 yards and under, the wind can really move them. var notice = document.getElementById("cptch_time_limit_notice_66"); The bushwhackerâs 6AL4V Titanium HEDP baffles provide impressive sound performance measuring 141dB with full power.450 Bushmaster, 126dB with.300 blackout subsonic, and 130dB with.45 ACP. It took a good hour to get it dialed in and producing tight patterns. If you want pass-through for blood trails the FTX tends to break apart on bone = 1 hole and less blood trail. Christensen Arms Ridgeline 450 Bushmaster Bolt-Action Rifle with Green/Black, Brown Web Stock $2,095.00 $1,799.99; In Stock Brand: Christensen Arms; Item Number: CA10299-Y12713; Mossberg Patriot Predator 450 Bushmaster Bolt-Action Rifle with 20 ⦠Both shots were witnessed no bull. It is a perfect round. It measures 8.75â L x 1.50â in diameter and weighs 18.0 oz. This permitted operation in the more abundant and popular AR-15 platform versus the AR-10 platform. I own 5 450bm (Ruger American, 20″ AR, 16″ AR, 8″ AR pistol, and a Encore 20″) and love them. AR-STONER AR-15 Side Charging Upper Receiver Assembly 450 Bushmaster 18" Barrel with 15" M-Lok Handguard. The .450 Bushmaster is designed to be used in the standard M16s and AR-15s, using modified magazines and upper receiver assemblies. It may be that it needs to wear in more. Thanks for the polite correction (not all comments have been as cordial). When he turned slightly and opened the right shoulder I shot. If so can you send me a link to the magazine that you recommended we try to have the best experience possible. Have you tried the .450 Bushmaster cartridge? View Profile View Forum Posts Private Message View Blog Entries View Articles MGO Member Join Date Jan 2009 Location Ypsilanti MI Posts 80. Certainly did the job. Now, the .450 BM is one of the most popular straight-walled cartridges on the market. It is Cerakoted (not very evenly) with 22″ barrel and a multi ported muzzle brake. In November I used it on a whitetail hunt in Saskatchewan. Good article except 5.56 NATO rounds were not commonly used by military forces during WWII and the Korean War. Concerning its ballistics, the .450 Bushmaster is a high-pressure round with a maximum pressure of 40,000 psi as established by the Small Arms and Ammunition Manufacturers Institute (SAAMI) and is capable of firing a .45 caliber, 250 grain, bullet at ⦠This thing I s a cannon, love the power, but it fails to feed constantly, and in all different scenarios. Both shot well but the Hornady grouped a little better. Oh it has a kick and it’s very loud even with the muzzle break. You WILL want to fit your rifle with some sort of muzzle device if you want to keep your shoulder in working order. I had one with ZERO blood no exit. [4] The cartridge is chambered in bolt action rifles by Ruger, Savage, and Remington, Ruger's No. The 5.56 x 45 NATO wasn’t in use during World War II and Korea. The fact that it’s a straight wall cartridge is why I chose this over the .458 Socom. FTX load. 1 single shot rifle, AR-15 rifles, as well as an AR-15 pistol by Franklin Armory.[5]. You can resize 45-70 lead. Cooper was dissatisfied with the small-diameter 5.56Ã45mm NATO (.223 Remington) of the AR-15, and envisioned a need for a large bore (.44 cal or greater) cartridge in a semi-automatic rifle to provide one-shot kills on big-game animals at 250 yards. A posse of medium-game hunters that were itching to use their AR’s flocked to ammo shops and many ended up choosing the .450 Bushmaster because of its reasonable price. I’ve eyed the 450 BM for a little whilr but keep coming back to the .308. 1” at 100 yds for the FTX and 1.4” at 150 yds For XTP. They did not see use until Vietnam. Broke the upper right front leg. I worked up some loads today and had slow ignition. Comes out easily though having gloves on makes it a little difficult. If you’ve already got a standard-built AR-15, then you’ve got half of a .450 Bushmaster rifle in your hands. Hornady BLACK ® ammunition features versatile loads optimized for excellent performance from Americaâs favorite guns.. Loaded with legendary Hornady ® bullets, Hornady BLACK ® ammunition is designed to fit, feed and function in a variety of platforms. 300 yards is about the max range for this cartridge as it will start seriously dropping. The Bushmaster is based on a sawed-off .284 Winchester case. hornady. How does this weapon compare to my Marlin 444? It’s great for clean, quick and humane kills on medium-sized game like deer, elk, hogs and some bears. We’re in the process of verifying the information and updating the article. I own two of them, a Gunsite Scout and CVA stainless. Guide came out and we tracked the buck 50yds. finally decide, although in the back of my mind I’m thinking the 308 would serve me better in a SHTF scenario. The average distance war time kills of soldiers is less than deer. Perhaps you meant to say some other NATO round. While “Big Bore” mania has been circulating for a while now, a newer cartridge is finding its way to the head of the popularity pack: The .450 Bushmaster. First I wanted to say thank you for all the information. These barrels are precision machined from a 4150 Mil-Spec steel blank with a 1:24 twist. Loads are scattered though. Weighs a hair over 6 1/2 lb with a Hawke slug IR scope … it is currently my favorite deer gun, and the best brush gun I have ever used. The 450 is uniquely suited to hunting at under 250 yards, beyond that there is significant bullet drop. At 100yds bullet made perfect 45 cal hole in steel plate. Easy to build from an already-owned AR-15. The result of this collaboration is the .450 Bushmaster. Is it a proprietary magazine to the 450 or does one .556 magazine feed the .450 better than the other? Danco411. timeout Will the parts have to be sent to a FFL or can they be shipped directly to me? I shot a nice 10pt the 1st afternoon. function() { Bought 5 different magazines, because of all of the trouble people have posted about feed problems. Anyways, thanks for the article, Your email address will not be published. It deftly out-performed the .350 Legend at the 250 to 300-yard range. Loads were CCI Small Rifle primers 35 Degrees Win 296 38Gr and 40Gr Hornady FTX 250Gr. Ruger American Ranch Rifle .450 Bushmaster 16.1" Go Wild Camo S. OUT OF STOCK (0) Patriot 450 Bushmaster 4rd 20" bbl Kuiu/Stainless. I’ve had no problems with feeding or extraction. You can easily paper patch lead slugs. America's Ultimate Shooting Sports Discounter, Exploring the Effective Range of a .450 Bushmaster. Using the Ruger American and the Encore, I can load to 460 S&W specs.. Couldn’t get very good grouping. But the main reason ended up being the fact that I could use this cartridge in places that I couldn’t use traditional bottlenecks. I took it to range with several boxes of Hornady Black 250 grain. I have shot a deer in the ear at 193 yards off a bench the gun can do it I cant without help from a bench. Inspired by this, LeGendre developed his .45 Professional cartridge,[when?] Please click the reload button and complete the captcha once again. How did people read that into the article? Relevant text says: The text of the article stands as it was written. Hell maybe ill just buy both. So, when he got back home, Cooper came up with the idea of a cartridge similar to the one found in his .45 ACP pistol that would work for a wider variety of firearms. Get notified when 9mm, .223 Rem., and Other Popular Calibers are in Stock & Ready to Ship. If you don’t already own an AR and still want to get in the .450 game, I highly recommend the Ruger American Rifle Ranch that is already set up and ready to go for .450 Bushmaster cartridges. ADAPT⢠Modular Technology. I was shooting Hornady Black 250gr and Remington Premier 260gr. I will try your mag suggestion. The 20â Complete .450 Bushmaster Upper is a single solution for finishing off a build or supplementing a new caliber option to a standard lower. Required fields are marked *, (function( timeout ) { The cases hold the same amount powder. I’ve been thinking about building one for hunting myself. The .450 BM definitely is and improvement over the 30 caliber in power and Muzzle energy. I haven’t checked out your blog before. I agree that you should really look into getting mags specifically for it. What did you think of it? Happy Thanksgiving from Cheaper Than Dirt! I am not a professional just a hunter trying out this combination because I have been looking for a new deer rifle. I also shot into 5, 1 gal milk jugs filled with water at 100yds. I shoot the Ruger American and love it. Also shot 1/4″ mild plate steel. Sir, great article. Is there any one place you all have reload data posted? Starline .450 Bushmaster brass is specifically made for one of the largest calibers available in a standard AR-15 platform. Do you think Ruger would consider making a .450 Bushmaster in semi auto just like the .44 magnum they’ve made for years? He was facing almost head on at 103yds. The .450 Bushmaster is descended from the "Thumper" concept popularized by gun writer Jeff Cooper. List price was $599.99 our price $579.99 List Price: $ 599.99. Ballistically, the .450 Bushmaster has a rather flat trajectory out to 200 yards; if the firearm is zeroed at 150 yards, the user can expect to see a rise of 1.8 inches at 100 yards, zero at 150 yards, and a drop of 4.9 inches at 200 yards. The 450BM is an excellent “brush gun” caliber as well. and later[when?] (Hornady is around 650FPE). The 5.56 NATO round wasn’t adopted by the US military until 1963. Also, a name change to ".450 Bushmaster" was approved. At 65 yards a perfect between the eyes. Ross Brakes--How much louder are they and are they effective. 1 To make the switch from the 450 Bushmaster, all I had to do was change the thread adapter from the 11/16×24 thread adapter to the 5/8×24 thread adapter as well as swap the end cap from the 45 to the 30 caliber end cap which was all done with hand tools on the tailgate of my pickup. The .450 BM is also very reasonably priced. The 223/5.56 NATO was accepted by the U.S. Military in 1963 well after both wars. PS my scope cost more than the gun. Otherwise very interesting article. The Bowers can is definitely interesting. Click to share on Facebook (Opens in new window), Click to share on Twitter (Opens in new window), Click to share on Pinterest (Opens in new window). The Shooter's Log, is to provide information—not opinions—to our customers and the shooting community. The Rugged Obsidian 45 is a powerhouse of a suppressor dedicated to everything pistol or rifle, with the ability to perform on some higher pressure rounds like .450 Bushmaster and .300blk subsonic. I need more time with this gun. I’d love to get it dialed for hunting. With as much energy as this cartridge generates, you’re going to get a larger range. I have had and shot a 450 BM for two years and it is more accurate than this article states. I built a 450bm last year I love the round shoots great but I’m still having feed issues. Velocities are 2236 and 2995 FPS respectively. I would not suggest a 0 power EOTech XPS2-0 Holographic, you need a decent 3-9x. Hornady, Remington and Federal now manufacture ammunition for the rifle, and Starline manufactures empty brass for handloading. The average range for deer kills is 125 yds. The optimal conditions for longer-range shots would be shooting from a stand during mild, windless weather. Find 450 Bushmaster Reloading Dies, and 450 Bushmaster Die Sets for sale here: Get the right 450 Bushmaster Die or 450 Bushmaster Die Set for your press here at Midsouth. I ranged at 60 yards using a Strikefire II red dot. I sent half its 250 grain bullet through a 2×6 fence board’s edge at 15yds and onward to a 50yd target, and yet the bullet strayed less than 6″ from the bullseye. I am new here,to the 450 Bushmaster and the AR 15. Savage Axis action using a Rhineland 16” barrel with 1/16” twist. .450 Bushmaster bolt action and Semiautomatic.458 SOCOM bolt action and Semiautomatic (Subsonic and Supersonic) Length: 10.375 inches: Diameter: 1.375 inches: Weight: 11.8-12.0 ounces (depending on mount used) Decibel Reduction (Mil. I will be a regular from now on. Thanks for sharing. Not that you need them with the 450 bm.. One hell of a wallop!!!! Bushmaster .450 Effective Range. I’ve been wanting to get more info on this rifle round. Fact is that most helpful hunters don’t shoot past 300 yds. Not sure.. It’s introduction into the US Military didn’t happen until 1964 (and it wasn’t formally adopted by the NATO countries until 1980, even though it had been in service for 16 years), long after Col. Cooper’s Military Service ended in 1955. i shooting 450 bushmaster with winchester 250 g bullet,,how high at 100yds to be on at 200yds?1830 fps at 100 and 1510 fps at 200? The gun has a lot of recoil and rise. We have 450 Bushmaster dies for sale, from great brands like Forster, Hornady, Lee, Lyman, RCBS, and Redding Reloading Products. notice.style.display = "block"; I doubt that Colonel Cooper had much contact with 5.56 rounds during World War II or Korea. It shot 2″ low at 200yds. 450 Bushmaster (with a 16â³ barrel or longer) Click here for a list of the Obsidian45âs caliber ratings. A relatively new change in gun laws makes it so that hunters in the Midwest can now use straight-walled cartridges in their semi-auto weapons. We have been building the highest quality suppressors for law enforcement and sportsmen for 10 years. It comes with just about everything you need to start throwing high-grain rounds so you can spend your leftover funds on something more supplemental like a scope. For some guidance, we Added a 300 BLK recently and may get out of 7.62mmx39 altogether since there are more bullet loadings in 300 BLK that make it more versitile than 7.62×39. Recent NIOSH studies of sound levels from weapons fires have shown that they may range from a low of 144 dB SPL for small caliber weapons such as a 0.22 caliber rifle to as high as a 172 dB SPL for a 0.357 caliber revolver. 20 posts ⢠Page 1 of 2 ⢠1, 2. After I finish removing the scope caps from the Leupold 3-9x and adjusting the cheek-weld on the McMillan stock, Jonathan hands me a loaded four-round magazine. GT-450 Bushmaster 12-02-2018, 11:26 PM #8. ubelongoutside. Maybe I’m a terrible shot. It is double stress relieved before rifling and thermally stress relieved after to ensure the best possible accuracy and performance. This prototype giant HTP Copper load looks different. I built and upper out of quality parts. Ballistics. All comments are held for moderation and will appear after approval. What would be the cost of turning my Bushmaster .223 into a .450 Bushmaster and what parts will be needed? If you want a closer look at the history behind this powerful cartridge, its specifications, who it’s for and how to build a .450 Bushmaster rifle, then you’ll love this article. Hey good article. Yea the 450BM is a nice round for Deer in Michigan. built and delivered an AR-15 in .45 Professional to Cooper. Std. Col. Cooper was dissatisfied with the .233/5.56 x 45, and helped with the development of what eventually became the .450 Bushmaster, but it was for its use on Large Game out to 250 yards, not its use as a battle rifle. I just purchased a ruger 450 American rifle with a 22in barrel over the typical 16. My gun’s range is excellent for a saddle gun, and there are few large game that have walked away once I got a bead on them. If you go with a bolt action gun you can really step up the performance, but even with toned down AR you can get Barnes 450 TTSX BT 250gr factory. He jumped hard to the left and disappeared into the brush. Entry hole was the size of a grapefruit, no exit wound. I also want to state that is great for subsonic work. My gun has been around for 25+ years, and had given me similar results. I sighted in 2″ high @100yds. I found this was definitely true for the .450 Bushmaster that was giving me between 1.5 and 2.5-inch groupings at 100 yards. In your article When you mentioned having to switch out the standard .556 magazine, and you recommended LANCER. Boom. Accuracy, in real world, off the shoulder, I’m good for 75 yards, maybe still needs to break in the barrel. OUR TOP PICK: Silencerco ASR 450 Bushmaster 3/4-24 Muzzle Brake RUNNER-UP: Next Level Armament 450 Bushmaster Muzzle Brake SECOND RUNNER-UP: 5/8x32 458 SOCOM 450 Competition Muzzle Brake BEST 11/16-24 MUZZLE BRAKE .450 BUSHMASTER: Glfa Muzzle Brake .450 Bushmaster 11/16"x24 Threads mb450 Caliber I’m not sure how it will perform when its 30, in a tree but its lighter and pretty manageable for the longer barrel. Test) 30-32 dB: Material: 6AI-4V Annealed Titanium GR9 TI-Tube: MSRP: FDE Ceracote Item No. Let us know in the comments below! Entire Pistol Suppressor Line-Up. The .450 Bushmaster’s dimensions come in just under maximum legal limits, maximizing power and distance. I hand load so I experiment on a regular basis. Our company has ⦠OUT OF STOCK (1) Franklin Armory 3059 XO-26 AR Pistol SA 450 BM 11.5" 9+1 Bla. Notify me of follow-up comments by email. If you don’t do this, you can get some massive misfeeds and a lot of headaches. [citation needed], The .450 Bushmaster makes use of .452" bullets because of the lower impact velocities and energies would not adequately expand the heavier jacketed .458" bullets. .hide-if-no-js { Sighting in was fairly straight forward. if ( notice ) A 250 ftx @ 2500 fps is a heavy hitter. Bushmaster and LeGendre approved the change from a 1.772" (45mm) case and 2.362" (60mm) OAL to the now standard 1.700" (43.18mm) case and 2.260" (57.40mm) OAL. ( I have not tried your recommended magazine combo). The 450 Bushmaster and 458 SOCOM caliber direct thread mount suppressor is master of the 450 caliber suppressors. The .450 Bushmaster was designed by the Hornady Manufacturing Company for Bushmaster Firearms International when the latter wanted a .45 caliber cartridge that would work through the short AR-15 action. The .450 Bushmaster is designed to be used in the standard M16s and AR-15s, using modified magazines and upper receiver assemblies. Made from Titanium with a black Cerakote finish, the.450/.458 suppressor is designed to harness the energy of these LOUD, heavy-hitting rounds, and tame the noise as well as the recoil.