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North Dakota Game & Fish Department, State Agency: Even at that range, the round will hit harder than a .45 ACP +P round from a 1911-style pistol. Oklahoma Department of Wildlife Conservation, State Agency: Enter To Win A Walther Arms PPK/S Stainless Pistol Prize Package! The sole company still offering a 10 rounder for the 450 is Tromix Lead Delivery Systems. Key point: The military's new toy can fire a bigger and badder caliber of bullet. The .40 has a neck diameter of 10.7mm while the .45 has 12.0mm. Unwise. Louisiana Department of Wildlife & Fisheries, State Agency: I think its mostly a volume vs. stress issue. The .458 SOCOM round is often compared to the 45-70 round favored by the U.S. Army and buffalo hunters in the 19th century. If you are familiar with a CAC45, its gigantic and built like a tank. magazine (left) lips by 0.040" wider for reliability than the Lancer mag by Tromix. The 450 does get a bit of a boost from being loaded to a slightly higher chamber pressure than customary for the 458 (there is no SAAMI standard for the .458 SOCOM). http://www.famachineworks.com/wp-content/uploads/2014/09/Freedom_Armory_Grenadier_Info.pdf. If you decide to go with the 458, you’ll need plenty of bucks for ammo or learn to reload. Wyoming Game & Fish Department, State Agency: Its reputation on larger game is impressive. A .458 upper can transform a rifle from a .223/5.56 target and self-defense rifle to a big bore, big game rifle. If you need to live with your state’s hunting cartridge restrictions, it’s the 450 Bushmaster. A 45 pistol can won't safely contain the pressure (even for subsonic 458 SOCOM loadings) and would surely deform/grenade in short order. I believe that's the name, they quit making the CAC cans. North Carolina Wildlife Resources Commission, State Agency: South Carolina Department of Natural Resources, State Agency: TSX runs $54.99, or $2.75 each, and 300-gr. If you want the .45 with the most versatility, it’s the 458 SOCOM. AR15.Com reserves the right to overwrite or replace any affiliate, commercial, or monetizable links, posted by users, with our own. Brass is available from Starline. In most cases a longer barrel allows the pressure created by burning gunpowder to give a bullet extra push, but the developer states that complete powder burn with the stock 300-grain cartridge is achieved with just a 9.5 inch barrel. Introduced in 2016, Hornady BLACK ammunition was designed to fit, feed and function in a variety of platforms, offering “versatile loads optimized for... We look at some of the custom firearms produced in the last four years in honor of the 45th President of the United States, Donald J. Trump. Arkansas Game & Fish Commission, State Agency: Several magazine makers have tried making or modifying 7- and 10-round mags, and failed. The 450 Bushmaster 250-gr. Maine Department of Inland Fisheries & Wildlife, State Agency: As mentioned, the 450 Bushmaster case is a tapered but straight walled case while the 458 SOCOM is a shorter, fatter bottlenecked case. What could be better than a 10-round magazine-fed semi-auto equivalent of the venerable .45-70? Ballistics of the SOCOM have been compared to the 45-70 except in a semi-auto AR-15 rifle. The cartridges do their best to double stack and also frequently force the magazine feed lips wider, eventually ruining the mag and allowing the cartridges to self-eject. It also had to be able to feed totally reliably from a stock USGI aluminum magazine. I'd like to know what barrel length (if any) the Octane 45 HD would be rated for with the following calibers: Out of all the calibers you listed there are only 2 limitations, .44 mag needs to have a barrel that is 16" or longer, and the Octane 45 is not rated for use with .458 SOCOM, all the other calibers will be fine with any barrel length. In doing so you’re immediately confronted with a puzzling choice — the 450 Bushmaster or the 458 SOCOM? Quick tip: Dykem Layout Fluid is great for showing how badly your steel magazine Remington JHP for the .45-70 Try 44.0 gr. polymer Flex Tip expanding (FTX) bullet, Winchester has a 250-gr. One of the more interesting—and powerful—upgrades for the standard AR-15 rifle is an upper receiver in .458 SOCOM. In general, the lighter rounds achieve a higher velocity, while the heavier rounds are slower. Southern Ballistics Research offers their own SOCOM-named powder and data for 300-gr. Remember, the 458 SOCOM was required to feed faithfully from standard mil-spec mags, — and it does! The 450 Bushmaster started when Tim LeGendre developed the 45 Professional cartridge using common 0.452″ bullets for use in those states allowing deer hunting with rifles using straight-walled cartridges up to 1.8″ long (generally considered pistol cartridges). New York Department of Environmental Conservation, State Agency: They named it the 458 SOCOM in honor of the Special Operations Command warriors who needed it. I suppose you could use it on a pistol if you want to hand cycle every round and maybe use a monopod. I've also used a modified HEMSII as well. At a savings of more than two dollars per round, it doesn’t take long to pay for a basic reloading setup. The .458 SOCOM caliber was invented by Marty ter Weeme of Teppu Jutsu, LLC, after an informal discussion, reportedly held during a barbeque, with a member of the U.S. special operations community. Probably the least expensive bullet for the .458 SOCOM is the 300 gr. Why? Specifically, the .40 has a bullet diameter of 10.2mm while a .45 has 11.5mm. bullet designed for the .45 ACP, and a 325-gr. For smaller game, AR-15 owners with receivers in both calibers can simply switch back from .458 to .223/5.56. © Copyright 2020 Center for the National Interest All Rights Reserved. At two hundred yards the Hornady round drops about ten inches, and at the four hundred yard mark the round drops about 100 inches. West Virginia Division of Natural Resources, State Agency: The only manual I’m aware of with SOCOM information is the Lyman 50th Edition. Although nearly twice as wide as the .223/5.56 cartridge, .458 SOCOM can still fire from an AR-15 lower receiver and even use the same ammunition magazine. It was SAAMI approved in 2008. Southern Ballistic Research has been making SOCOM ammo since the very beginning and their continuing research and development has led to an extensive line of ammunition — currently 29 different loads — for law enforcement, military use and hunting. The sheer amount of energy delivered by the heavy round is adequate for all large North American game animals, from moose to elk to bear. Even the lightest .458 SOCOM round is more than three times heavier than the M855 round. A .45 caliber rifle suppressor rated for 458 SOCOM would be WAY to big for use on a pistol. It’s a great flat-shooting, hard-hitting cartridge with far more power than needed for deer. Michigan Deptartment of Natural Resources, State Agency: Utah Division of Wildlife Resources, State Agency: 450 Bushmaster runs at a slightly higher pressure, 38,500 psi vs 35,000 psi. The development of .458 SOCOM represents some of the best recent innovation in firearms, allowing millions of existing AR-15-type rifles to switch to a higher caliber by substituting just two of scores of parts. Bullets in .458 diameter are common. 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), similar to a light .45 … Oregon Department of Fish & Wildlife, State Agency: Tim licensed it to Bushmaster, who then went to Hornady to make the ammo. bullet designed for the .45 ACP, and a 325-gr. Delaware Division of Fish & Wildlife, State Agency: lips are gouging your cartridge cases and identifying tight spots. Kyle Mizokami is a defense and national-security writer based in San Francisco who has appeared in the Diplomat, Foreign Policy, War is Boring and the Daily Beast. Hornady cautions reloaders not to use a heavy roll crimp on the 450 Bushmaster Follow me: Center-feed followers are essential for the 450 Bushmaster, not so A 45 pistol can won't safely contain the pressure (even for subsonic 458 SOCOM loadings) and would surely deform/grenade in short order. Montana Fish, Wildlife & Parks, State Agency: Rhode Island Department of Fish & Wildlife, State Agency: The 458 SOCOM is … bullets. As a result, a shooter can train with and shoot .223/5.56 ammunition and swap upper receivers only when necessary. However, the standard barrel length for the 450 is 20″ with a 1:24″ twist while the 458 SOCOM standard is a 16″ barrel with a 1:14″ twist. We haven’t talked about magazines yet. 458 SOCOM has slightly greater case volume 61.5 gr H2O vs 60 gr H2O. The round is perfectly serviceable for wild pigs and deer but overkill for animals smaller than a hundred pounds. Mississippi Deptartment of Wildlife, Fisheries & Parks, State Agency: This saves money and means the owner can shoot two very different calibers while only owning a single rifle/lower receiver. Even at that range, the round will hit harder than a .45 ACP +P round from a 1911-style pistol. The .458 SOCOM (11.63×40mm) is a moderately large round designed for a specialized upper receiver that can be mounted on any AR-15 pattern lower receiver. Missouri Deptartment of Conservation, State Agency: You can follow him on Twitter: @KyleMizokami. New Jersey Division of Fish & Wildlife, State Agency: There’s no dearth of .458 bullets up to 500 grains for reloading thanks to the 458’s faster twist rate but hard-copy data is a bit skimpy. On the other hand, the only magazine Bushmaster offers for the 450 is a short five rounder. Copyright © 1996-2020 AR15.COM LLC. bullets. Connecticut Department of Energy & Environmental Protection, State Agency: Marty ter Weeme and Tony Rumore eventually heard about their complaints.

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