Arkansas Game & Fish Commission, State Agency: This saves money and means the owner can shoot two very different calibers while only owning a single rifle/lower receiver. You can run cheap 45 ACP bullet for plinking ammo. 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. While a gun owner can buy or build a rifle in the caliber, he or she can also simply buy or build an upper receiver in .458, swapping uppers to shoot the larger, more powerful ammunition. http://www.famachineworks.com/wp-content/uploads/2014/09/Freedom_Armory_Grenadier_Info.pdf.
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. For serious work there are many 450 Bushmaster specific bullets. 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. magazine (left) lips by 0.040" wider for reliability than the Lancer mag by Tromix. The large round was invented specifically as a short-range man stopper. We haven’t talked about magazines yet. I'm willing to risk it for subs only. AccuTip polymer-tipped bullet and Federal offers a 300-gr. Pennsylvania Game Commission, State Agency: Tennessee Wildlife Resources Agency, State Agency: Utah Division of Wildlife Resources, State Agency: .458 SOCOM was developed in 2000 as an upgrade for the standard M4/M16/AR-15 family of rifles. Michigan Deptartment of Natural Resources, State Agency: http://www.ar15.com/forums/t_2_523/249708_Octane_45_on_458_SOCOM_.html.
That’s no accident, as the cartridge was invented to give U.S. troops using the M-16 platform a major firepower boost. A box of 20 SOCOM 250-gr. Which one?
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. It’s a highly modified Tapco Intrufuse magazine, costs $50, and is limited to one per customer when available. For smaller game, AR-15 owners with receivers in both calibers can simply switch back from .458 to .223/5.56.
Delaware Division of Fish & Wildlife, State Agency: Even at that range, the round will hit harder than a .45 ACP +P round from a 1911-style pistol. Wisconsin Department of Natural Resources, State Agency: 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. Florida Fish & Wildlife Conservation Commission, State Agency: The larger ammo will even use .223/5.56 magazines, though a standard capacity thirty round magazine will only physically fit nine .458 rounds. Nope. bullets. Two requirements were stated. Today, several other companies also offer 458 SOCOM ammo. Southern Ballistics Research offers their own SOCOM-named powder and data for 300-gr. You can follow him on Twitter: @KyleMizokami. It also had to be able to feed totally reliably from a stock USGI aluminum magazine. Extreme Point polymer-tipped bullet, Remington has their 260-gr.