458 socom vs 556. How to modify a standard mil-spec 5.56 magazine with minimal effort ...

Another cool thing about .300 is the range of bull

٢٥ ربيع الآخر ١٤٤٢ هـ ... 458 SOCOM .458 Socom next to 5.56 NATO. The .458 SOCOM round was initially designed for close-quarters battle (CQB) purposes. The cartridge ...Prompted by the lack of power offered by the 5.56 NATO cartridge used in the M4 carbine and the M16 rifle, the .458 SOCOM came about from informal discussion of members of the special operations command, specifically Task Force Ranger 's experience that multiple shots were required to incapacitate members of the opposing force in Mogadishu durin...2 models Radical Firearms Complete Upper Assembly 16in 458 SOCOM w/ Panzer Brake (3) As Low As (Save Up to $31.00) $588.95. Radical Firearms 10.5 in. 458 SOCOM Upper Assembly (2) $619.95 (Save $31.00) $588.95. CMMG Resolute 100 MK4 .350 Legend Upper Receiver $699.99.The .458 SOCOM is a large round designed to increase the power of an AR-15 over the standard 5.56x45mm NATO round. Any .458 SOCOM upper receiver will fit over a traditional 5.56 lower receiver. This means that if you already own a 5.56 AR-15, you don’t have to get a new rifle to swap for a .458 model..458 SOCOM Barrels; AR-15 .458 SOCOM Barrels. View as Grid View List View. 1 Item . Filter. Sort. Set Descending Direction. Wilson Combat .458 SOCOM Build Kit, 16" Heavy Barrel TR-458K-HB . Out of Stock. Notify When In Stock. Add to Wish List Add to Compare. View as Grid View List View. 1 Item . Filter. Sort. Set ...The .458 SOCOM treads hard on its heels, but with a flatter (albeit still arcing) trajectory. Accuracy results are the average of four, five-shot groups, over a Sinclair shooting rest, at 50 yards. Velocity is the average of five shots, measured by a Labradar chrono, programmed to measure velocity 15 feet from the muzzle.458 SOCOM vs 5.56: AR-15 Caliber Comparison by. Ammo.com. 458 SOCOM vs 556: Ammo.com examines how ada... 󰤥 · 󰤦 · 󰤧 · 5.56x45 Ammunition. Aug 1 ...GET YOUR CLOTHING HERE!!! - https://kentuckyballistics.com/The automatic weapons used in this video are registered machine guns that are legally owned by Fir...So, it’s velocity is almost twice that of the .458 SOCOM round, but the bigger and heavier bullet of the .458 SOCOM delivers significantly more muzzle energy than the standard 5.56 NATO AR round:the .458 SOCOM round generates close to 2400 foot-pounds of muzzle energy as opposed to the 5.56 NATO’s 1200 foot-pounds of muzzle energy.Patreon: https://www.patreon.com/kotaboy32Email: [email protected] Facebook Page: https://www.facebook.com/Kotaboy32-14...Disclaimer: These vid...Aug 25, 2021 · The .458 SOCOM is a large round designed to increase the power of an AR-15 over the standard 5.56x45mm NATO round. Any .458 SOCOM upper receiver will fit over a traditional 5.56 lower receiver. This means that if you already own a 5.56 AR-15, you don’t have to get a new rifle to swap for a .458 model. GET YOUR CLOTHING HERE!!! - https://kentuckyballistics.com/The automatic weapons used in this video are registered machine guns that are legally owned by Fir...Google it. • 458 Socom complete upper. FTL, FTE, constantly. RF 'fixed' it. Still FTL, FTE (with many and varied loads tried). I've built two 458 Socom uppers from parts since (one KAK, one …Yes, you can use it provided you open the ejection port up to about .620" (5/8") wide. Tony. Posted: 5/5/2010 9:44:37 AM EDT. [#2] You can use it; but as tony said it needs to be opened up. It suffers from the same problem that the 50 does. Any standard upper can be used but the ejector port will need to be opened up.Apr 14, 2020 · The 7.62x39mm is another that can be made to be a great subsonic cartridge (but most factory ammo is supersonic). If you’re thinking hunting, cartridges like the .450 bushmaster, .458 SOCOM, and .45-70 Gov’t, and the newer .350 Legend are good options. The .458 SOCOM (11.63×40mm) is a moderately large round designed to work in an AR-15 platform. This is achieved by installing a 458 bolt and barrel. The 300-grain (19 g) round offers a supersonic muzzle velocity of …The most obvious difference between the 300 Blackout vs 223 Rem is the bullet diameter that each rifle cartridge fires. The 223 Remington fires a 0.224” diameter bullet while the 300 BLK uses a 0.308” diameter bullet. Both cartridges have the same overall length so they can fit in standard AR-15 mags.The three most popular Thumper Rounds are the 450 Bushmaster, 458 SOCOM, and 50 Beowulf. To read more about these three rounds, check out this article: 450 Bushmaster vs 458 SOCOM vs 50 Beowulf. Perhaps the largest, and most obvious, difference between the 458 and 300 is how massive the 458 SOCOM is next to the 300 BLK.Best Barrel Length for 458 SOCOM. The best barrel length for a 458 SOCOM is 16″ to achieve maximum powder burn and muzzle velocity. Barrels over 16″ will not increase velocity significantly because the 458 SOCOM round was optimized for barrels as short as 9.5″ and is popular in AR pistol builds. Best Barrel Length for 45 ACPA .458 upper can transform a rifle from a .223/5.56 target and self-defense rifle to a big bore, big game rifle. A Hornady Interlock 300 grain round will hit with the force of approximately 2,300 ...Will definitely be buying more. I purchased the 20 round mag and it holds 8 .458 SOCOM. ... with several different AR15’s and thousands of rounds of various brands of 223 and 556, ranging from 55 grain to 77 grain bullets, and have not had any problems whatsoever with them. There are many great mags to choose from, and Lancer is one of them ...The 458 SOCOM is a relatively new caliber that was designed for use in AR-15 rifles. It is a very powerful round that is capable of taking down large game animals. The downside to the 458 SOCOM is that it can be difficult to find ammunition for it, and it can be expensive. The 308 is a classic caliber that has been around for many years.Jun 16, 2016 · With lighter bullets in the 140-400 grain range, the .458 SOCOM achieves velocities of 1600-3000 feet per second, which have proven to be extremely accurate out to 150-200 yards. When using ... The .50 Beowulf and .458 SOCOM use a .50AE parent case and are almost similar in overall length and case capacity. However, the .50 Beowulf is a straight case, the .458 SOCOM uses a slightly bottlenecked case design. The .50 Beowulf uses a slightly larger diameter bullet of .500 inches, whereas the .458 SOCOM uses a 0.458-inch diameter bullet.We would like to show you a description here but the site won’t allow us.The 458 SOCOM really helps increase the stopping power of the AR platform but it does so at the cost of magazine capacity, range, and most of all, recoil. Ammo availability is also an issue for the SOCOM round as it is not a SAAMI certified cartridge and only custom ammo manufacturers make factory ammo for it.We were using a custom 1:8 twist 458 Socom Bolt Action shooting @lehighd... We had a great time in the outdoors spending time with our daughter hunting coyotes! We were using a custom 1:8 twist ...The differences between 50 Beowulf vs 556 is the bullet diameter each cartridge fires, intended engagement ranges, and kinetic energy. The 50 Beowulf fires a 0.50” diameter bullet that is intended for close-range engagements while the 5.56 fires a 0.224” diameter bullet that excels at long-range shots.The .300 BLK is arguably one of the most popular alternative AR-15 calibers on the market. The round features a .223 case, with a heftier .30 caliber projectile. Most use the .300 Blackout round for hunting deer and the occasional wild hog. For anything at ranges of 250 yards, the .300 Blackout drops significantly and fails in comparison to ...458 SOCOM vs 556: Upping AR-15 Stopping Power ammodotcom 6.09K subscribers Subscribe 967 views 1 month ago #AR15 #556 #458SOCOM For $20 off …31 Okt 2019 ... 5.56 still wins for being more cost-efficient, but, at 10 rounds each, .458 packs quite a wallop.The most obvious difference between the 300 Blackout vs 223 Rem is the bullet diameter that each rifle cartridge fires. The 223 Remington fires a 0.224” diameter bullet while the 300 BLK uses a 0.308” diameter bullet. Both cartridges have the same overall length so they can fit in standard AR-15 mags.Dec 11, 2022 · A15-M .458 SOCOM Complete Upper. $645.99 $545.99. Choose Options. Atheris Rifle Co.- Custom AR15 and AR10 Rifles, Pistols, and Parts. So, it’s velocity is almost twice that of the .458 SOCOM round, but the bigger and heavier bullet of the .458 SOCOM delivers significantly more muzzle energy than the standard 5.56 NATO AR round:the .458 SOCOM round generates close to 2400 foot-pounds of muzzle energy as opposed to the 5.56 NATO’s 1200 foot-pounds of muzzle energy.The M1A™ SOCOM 16 CQB in .308 Win. features amazing power in a close quarters-sized package. Featuring a short 16.25″ barrel and shortened gas system, the CQB is equipped with a pistol-gripped composite stock with an integrated collapsible five-position buttstock. The result is a powerful and handy .308 ready for anything.Nov 16, 2022 458 SOCOM vs 556: Upping AR-15 Stopping Power Watch on For $20 off your next ammo purchase, go to https://ammo.com/youtube (a special deal for our viewers)! The standard AR-15 chambered in 5.56 NATO is truly America’s rifle and is a symbol of American ingenuity and freedom.The 458 SOCOM offers significantly more power than the standard 223 Remington /556 NATO cartridge, but is still manageable in an AR-15 platform rifle. It is also much quieter than larger cartridges like the 50 BMG, making it a good choice for tactical applications where stealth is important. If you are looking for a powerful option for your …Best Barrel Length for 458 SOCOM. The best barrel length for a 458 SOCOM is 16″ to achieve maximum powder burn and muzzle velocity. Barrels over 16″ will not increase velocity significantly because the 458 SOCOM round was optimized for barrels as short as 9.5″ and is popular in AR pistol builds. Best Barrel Length for 45 ACPAdd to Cart. PRO2A 10.5" 458 Socom 1/14 Pistol Length Melonite M-LOK AR-15 Upper Kit. Rating: Special Price $659.99 $819.99. Add to Cart. PRO2A 18" 458 Socom 1/14 Carbine Length NR Side Charging Melonite M-LOK AR-15 Upper Kit. Rating: Special Price $929.99 $999.99. Add to Cart.It is simply a .458 SOCOM necked down, TROMIX has the dies (as well as barrels, same bolt and mags as the .458 SOCOM), SBR sells already formed and properly headstamped brass as well as loaded ammo, and there are lots of bullets available, with my favorite being the Vollmer 235 gr. semi-spitzer, but any bullet made for the .375 …The .458 S uses a special barrel, bolt, and enlarged ejection port. All other parts, including mags (although P-Mags are often more trouble than they are worth because of that stupid rib down the front), are standard AR 5.56 parts. No need for HB buffers or EP buffer springs or adjustable gas block, not if the barrel and bolt are made correctly. Dec 4, 2020 · GET YOUR CLOTHING HERE!!! - https://kentuckyballistics.com/The automatic weapons used in this video are registered machine guns that are legally owned by Fir... Best Barrel Length for 458 SOCOM. The best barrel length for a 458 SOCOM is 16″ to achieve maximum powder burn and muzzle velocity. Barrels over 16″ will not increase velocity significantly because the 458 SOCOM round was optimized for barrels as short as 9.5″ and is popular in AR pistol builds. Best Barrel Length for 45 ACP Your 458 SOCOM AR 15 Upper Receiver will arrive turn-key and ready to shoot out of the box. 458 SOCOM is a "maximum stopping power" round for the AR15 platform that runs supersonic (250 grain) or subsonic (450-600 grain). Short-barrel, long-barrel and suppressed configurations are possible with this versatile round. The .50 Beowulf will show a slightly higher muzzle, but it losses its edge after some use. After recording the difference between .458 Socom vs. the .50 Beowulf at 100 to 200 yards, the .50 Beowulf emerged with a higher velocity. However, the difference does not surpass 100ft. Lb, the difference is therefore insignificant.Oct 1, 2020 · A .458 SOCOM upper should be just as easy to customize as a standard 5.56mm upper; the barrel and bolt are the big differences; accessories are not. Overall, if you decide to add a good.458 SOCOM upper receiver to your collection, you are opting for a serious upgrade in power. You will have the flexibility to customize the firearm combined with ... The "Bagger Blaster" LEFT HAND 5" 300 Blackout M-LOK AR-15 Pistol - V-Twin Visionary Special Edition. Special Price $1,079.95 $1,259.99. Add to Cart. The "Bagger Blaster" LEFT HAND 5" 5.56 NATO M-LOK AR-15 Pistol - V-Twin Visionary Special Edition. Special Price $1,049.95 $1,229.99.The .50 Beowulf will show a slightly higher muzzle, but it losses its edge after some use. After recording the difference between .458 Socom vs. the .50 Beowulf at 100 to 200 yards, the .50 Beowulf emerged with a higher velocity. However, the difference does not surpass 100ft. Lb, the difference is therefore insignificant.Wilson Combat .458 SOCOM Build Kit, 14.7″ Recon SR Barrel – $549.95. Wilson Combat Muzzle Brake Blast Diverter – $64.95. More .458 SOCOM stories >>>. UPDATE: We add the Liberty Suppressors Goliath Silencer …450 Bushmaster vs 458 SOCOM vs 50 Beowulf: Ammunition Selection. Of the three, the .450 Bushmaster is by far the most common, but it still can't hold a candle to cartridges like the .223 Remington or .308 Winchester.The .458 SOCOM and .50 Beowulf are not SAAMI certified and no major ammunition companies produce ammo for them.458 SOCOM VS 12 Gauge. I’ve been on the fence several times about a .458 upper. The range is obviously in favor of the .458 my philosophy of use is <100 yards against vehicles and things that wold be cover with a handgun or 5.56. Capacity is a non issue as its black aces receiver custom build on Mossberg 500 SBS.The most obvious difference between the 300 Blackout vs 223 Rem is the bullet diameter that each rifle cartridge fires. The 223 Remington fires a 0.224” diameter bullet while the 300 BLK uses a 0.308” diameter bullet. Both cartridges have the same overall length so they can fit in standard AR-15 mags. The primary differences between 458 SOCOM vs 556 is bullet diameter each cartridge fires and the intended engagement ranges. The 458 SOCOM fires a 0.458" diameter bullet that is intended for close-range engagements while the 5.56 fires a 0.224" diameter bullet that excels at long-range shots. A Note on NomenclatureThis video is about 300gr 458 socom going 1750 fps vs ballistic gel human head to see to see destructive it can be.Some will claim their .450 BM and .50 B will work with unmodified mags but most, when push comes to shove and if they are honest, admit it only happens with two or three rounds. The .458 SOCOM works with most all unmodified GI type mags, and even PMags with bullets seated less than the maximum magazine length, such as 300 gr. FN …The .50 Beowulf will show a slightly higher muzzle, but it losses its edge after some use. After recording the difference between .458 Socom vs. the .50 Beowulf at 100 to 200 yards, the .50 Beowulf emerged with a higher velocity. However, the difference does not surpass 100ft. Lb, the difference is therefore insignificant.For this load, the 350 Legend will have a muzzle velocity of 2,325 fps and muzzle energy of 1,800 ft-lbs according to Winchester’s data. In comparison, the same load in 300 Blackout will have a muzzle velocity of 1,900 fps and muzzle energy of 1,200 ft-lbs. The 350 Legend is clearly superior in terms of muzzle velocity and energy.If you do go with a .458 SOCOM, for God's sake do not buy one of those knock-off chambered .458 SOCOMs sold by Radical, Wilson, Black Hole… anyone other than those using the original true to spec chamber and make darned sure you get a CAR or handgun gassed barrel (CAR for 14-18 inches and handgun gassed for less than 14 inches).Feb 23, 2023 · The .458 SOCOM round is running slightly higher than the Beowulf at around $1.90 to $2.10 per round. This is pretty typical for pricing between the two bullets. You’ll almost always see the SOCOM round around 5-10% more than the Beowulf and that’s due to the limited availability between the two. Need more power? Have you considered .458 SOCOM? Developed in 2000, this round aimed to bring years of fighting within the Special Operations community to an end by offering more power. .458 SOCOM (500gr) This purpose-built round was designed around the M4 platform, with only minimal changes to the upper receiver being required.This BCG greatly improves the performance of your AR-15 and eliminates the need to apply oil or grease to treated parts for the life of the weapon. Nitride treated parts include: Carrier, Bolt. Phosphate extractor, Key and screws, firing pin retaining pic (cotter pin) and Cam pin. Caliber: 450 Bushmaster / 458 SOCOM. Nitride Carrier.Yes, you can use it provided you open the ejection port up to about .620" (5/8") wide. Tony. Posted: 5/5/2010 9:44:37 AM EDT. [#2] You can use it; but as tony said it needs to be opened up. It suffers from the same problem that the 50 does. Any standard upper can be used but the ejector port will need to be opened up.300 grain TREX, 400 grain buzzsaw (super and subsonic), and 500 grain buzzsaw subsonic in 16 inch ballistic gel blocks.458 SOCOM. I have found the 5.56/.223 and 300 BLK to be lacking in killing power unless you achieve perfect shot placement every time. The 6.8 SPC and ...The Hybrid 46 is a truly multi-caliber suppressor, designed for use with pistol calibers from 9mm to .45 Auto, and rifle calibers from 5.56mm to .45-70 GOV, and many in between including .458 SOCOM. It’s compatible with all Bravo and pistol accessories. The Hybrid 46 ships with a Bravo Piston Mount, 5/8 X 24 Bravo Direct Thread Mount, (2 ...١٧ رمضان ١٤٣٧ هـ ... 458 SOCOM is a big-game cartridge capable of taking anything that walks in North America. Compared to the .223 Rem., the Alexander Arms .50 ...A .45 caliber rifle suppressor rated for 458 SOCOM would be WAY to big for use on a pistol. A 45 pistol can won't safely contain the pressure (even for subsonic 458 SOCOM loadings) and would surely deform/grenade in short order. That's what I was thinking but just not sure with suppressed 458 and the lower pressures.A .458 SOCOM upper should be just as easy to customize as a standard 5.56mm upper; the barrel and bolt are the big differences; accessories are not. Overall, if you decide to add a good.458 SOCOM upper receiver to your collection, you are opting for a serious upgrade in power. You will have the flexibility to customize the firearm combined with ...Nov 16, 2022 458 SOCOM vs 556: Upping AR-15 Stopping Power Watch on For $20 off your next ammo purchase, go to https://ammo.com/youtube (a special deal for our viewers)! The standard AR-15 chambered in 5.56 …Yes, you can use it provided you open the ejection port up to about .620" (5/8") wide. Tony. Posted: 5/5/2010 9:44:37 AM EDT. [#2] You can use it; but as tony said it needs to be opened up. It suffers from the same problem that the 50 does. Any standard upper can be used but the ejector port will need to be opened up.The large round was invented specifically as a short-range man stopper. A .458 upper can transform a rifle from a .223/5.56 target and self-defense rifle to a big bore, big game rifle. A Hornady ...Today on Kentucky Ballistics we have some fun in the snow with the CMMG MkW-15 Anvil .458 SOCOM! I hope you enjoy the video and thanks for watching! CHECK OUT PEW PEW TACTICAL! - A special thanks to Underwood Ammo! Please support Kentucky Ballistics on Patreon! Please like and subscribe! Check out Kentucky Ballistics …The .50 Beowulf and .458 SOCOM use a .50AE parent case and are almost similar in overall length and case capacity. However, the .50 Beowulf is a straight case, the .458 SOCOM uses a slightly bottlenecked case design. The .50 Beowulf uses a slightly larger diameter bullet of .500 inches, whereas the .458 SOCOM uses a 0.458-inch diameter bullet.The Hybrid 46 is a truly multi-caliber suppressor, designed for use with pistol calibers from 9mm to .45 Auto, and rifle calibers from 5.56mm to .45-70 GOV, and many in between including .458 SOCOM. It’s compatible with all Bravo and pistol accessories. The Hybrid 46 ships with a Bravo Piston Mount, 5/8 X 24 Bravo Direct Thread Mount, (2 ...We are the original factory loaded ammo for the 458 SOCOM, and leading manufacturer of the 375 SOCOM, 338 Spectre, and 240 Spectre ammunition. Featured Products. 375 SOCOM 200 GR SIERRA PROHUNTER FN 20 RDS (0) Your Price: $43.95 In Stock. 375 SOCOM 250 GR SIERRA SBT 20 RDS (0)Mar 21, 2020 · Patreon: https://www.patreon.com/kotaboy32Email: [email protected] Facebook Page: https://www.facebook.com/Kotaboy32-14...Disclaimer: These vid... Nov 16, 2022 · The 458 SOCOM makes for an amazing hog hunting and self-defense cartridge as well as just being fun to shoot in an AR-15. However, the 5.56 NATO has been the gold-standard AR chambering since its release in the 60's. The 458 SOCOM really helps increase the stopping power of the AR platform but it does so at the cost of magazine capacity, range ... VDOMDHTMLtml>. .458 Socom VS 5.56 Recoil [4K Res] - QuattroStig - YouTube. Comparing the recoil between an AR chambered in .458 Socom and another chambered in 5.56mm. Subscribe here:...The .458 SOCOM ( 11.63×40mm) is a moderately large round designed to work in an AR-15 platform. This is achieved by installing a 458 bolt and barrel. The 300-grain (19 g) round offers a supersonic muzzle velocity of 1,900 ft/s (580 m/s) and 2,405 ft⋅lbf (3,261 J), [1] similar to a light .45-70 but with a much smaller case. The .50 Beowulf will show a slightly higher muzzle, but it losses its edge after some use. After recording the difference between .458 Socom vs. the .50 Beowulf at 100 to 200 yards, the .50 Beowulf emerged with a higher velocity. However, the difference does not surpass 100ft. Lb, the difference is therefore insignificant.BEAT BY KREATIVE VILLAINSInstagram: @KreativeVillainsFeatured Guest: @hintongrahamBeard Gang! Check out the Beard Butter product I use:Garner's Garden: Link ...A comparison of the .458 Socom and 5.56 cartridges, two powerful rounds for AR-15 rifles. Learn the pros and cons of each, the ballistics, the range, the cost, and the suitability for hunting and tactical applications.The 458 SOCOM is a relatively new caliber that was designed for use in AR-15 rifles. It is a very powerful round that is capable of taking down large game animals. The downside to the 458 SOCOM is that it can be difficult to find ammunition for it, and it can be expensive. The 308 is a classic caliber that has been around for many years.The .50 Beowulf vs. the .458 SOCOM are two powerful cartridges that offer unique advantages for hunting big game animals. The .50 Beowulf is a heavy bullet round with high velocities. This makes it suitable for harvesting large North American game like deer, elk, bear and other animals. On the other hand, the .458 SOCOM has been …SKU. BCG-450-458. Qty. $79.99. Add to Cart. Add to Wish List Add to Compare. Details. Bear Creek Arsenal's .458 SOCOM/.450 Bushmaster bolt carrier groups (BCGs) are Magnetic Particle Inspected (MPI) to ensure high performance. BCA's .458/.450 BCG is made with durable 9310 Steel and compatible with both all Rear Charging 450 …May 13, 2021 · As the 0.458” diameter bullet is far less popular than the 0.224” needed to build the .223 Rem. or 5.56x45 mm NATO round, I decided it would be safe to embark on a SOCOM handloading journey ... Yes, you can use it provided you open the ejection port up to about .620" (5/8") wide. Tony. Posted: 5/5/2010 9:44:37 AM EDT. [#2] You can use it; but as tony said it needs to be opened up. It suffers from the same problem that the 50 does. Any standard upper can be used but the ejector port will need to be opened up.Best Muzzle Brakes & Compensators. 1. A2 Birdcage. Standard A2 Birdcage. The OG and what likely came on your stock AR-15. The A2 Birdcage does a very effective job of reducing blinding flash (.48 Lux compared to >10K Lux for a bare muzzle, TTAG Flash Hider) but not so great at felt recoil or vertical movement.With the AR platform coming in many heavier calibers such 7.62X39, .300 AAC, .224 Valkyrie, .458 SOCOM and the .50 Beowulf, an extra heavy buffer is recommended. The H3, as well as HSS and XHfit the bill on these builds. HSS – 6.5oz. XH – 8.5oz. Pistol Caliber Builds – 5.0 oz. – 8.5 oz.Of course 5.56 in your example is going to have more ft/lbs since there are 3 times as many in the mag than there are .458's. It's more fair to compare them at 10 rounds each. .458 SOCOM 10rnd Mag. $1.28 (PPR)*10 = $12.8 per mag. (300gr/1800fps) 2159 ft/lbs*10 = 21590 ft/lbs per mag. 1686 ft/lbs per dollar.Yes, you can use it provided you open the ejection port up to about .620" (5/8") wide. Tony. Posted: 5/5/2010 9:44:37 AM EDT. [#2] You can use it; but as tony said it needs to be opened up. It suffers from the same problem that the 50 does. Any standard upper can be used but the ejector port will need to be opened up.. The 458 SOCOM makes for an amazing hog hunting and seThe .458 SOCOM was designed for the AR-15 platform and th The primary differences between 458 SOCOM vs 556 is bullet diameter each cartridge fires and the intended engagement ranges. The 458 SOCOM fires a 0.458" diameter bullet that is intended for close-range engagements while the 5.56 fires a 0.224" diameter bullet that excels at long-range shots. A Note on Nomenclature We were using a custom 1:8 twist 458 Socom Bolt In contrast, a 458 Socom can accommodate various weights, ranging from 140 to 600 grains. It is because the .450 uses pistol bullets, whereas 458 Socom uses a rifle bullet. The wide range of bullet weights in a 458 Socom gives it an advantage over the 450 Bushmaster. A heavier bullet has more power to kill a target. So, it’s velocity is almost twice that of the .4...

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