That sent all the competitors who were bidding for the lucrative new rifle contract back to the drawing board. There are multiple bullet weights and grains when it comes to the 458 SOCOM. It would quiet things down quite a bit and probably add a bit more velocity. Other cartridges like the .450 Bushmaster or .50 Beowulf were created to fill this void. 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. Dies ordered from Hornady have not yet arrived. That's the where and why of the super-heavy 450-, 500- and 600-grain bullets. The .45 Professional was ruled out because, in an interview with industry press, the developer of said cartridge stated that steel proprietary to General Motors was used in the bolts and extractor to withstand the high operating pressures. As noted above, the cartridge was designed to be 100% compatible with the M4 platform. The .50 AE and .499 LWR were ruled out because in 2000 only two bullets were offered in .501 diameter, both developed as pistol bullets for the .50 AE and not heavy enough for the subsonic suppressed role. No one will argue the effectiveness of those cartridges on deer, but for bear, elk, and moose, the job had to be left to its bigger, heavier brother, the AR10 — where the mega rounds are found. The rifle is fitted with the Rock River match trigger, but no other modifications are made — pretty much stock as delivered by Rock River Arms. A 14.5’ barrel like this might not unleash the SOCOM’s maximum penetration power, range, and accuracy. Hot loads are more trouble than they're worth. The end result is a bit of an odd-looking case, but one that accomplishes all the goals. In .223/5.56 caliber, cartridges stack in a staggered (double stack) fashion. Focusing specifically on SBR’s 458 SOCOM selection, we see Buddy offers a range of 458 cartridges in subsonic and supersonic designs. 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 during Operation Gothic Serpent. However, with the much larger .458 SOCOM, rounds "single stack" without any modification to the standard GI magazine feed lips or follower. See on Tromix - $250.00. No more. 300gr JHP – This is the best value in 458 SOCOM. 458 SOCOM was designed with AR platforms in mind; primarily the original 5.56 versions. The one component that is currently in short supply is cases. Now, your .223 AR has morphed from a varmint getter to a full-fledged deer-, bear- and elk-stopper by simply changing the upper — no new FFL transfer required. 458 Socom works with bullets ranging from 140 to 600 grains. 5 458 SOCOM Barrel & Bolt Combo – … Rock River offers either complete rifles or just uppers in .458. Generally, hunters don't take well to change, but ARs and modern files are becoming more common on the hunt. They are made by Starline and available from them, Midway or Graf & Sons, but due to a fast-rising demand and the general shortages we've experienced since the last election, there are currently brass shortages, and orders are going on backorder. Standard magazines can be used for the bigger caliber, but do have to be modified slightly, and the sheer size of the round significantly reduces magazine capacity. We have found that the .458 SOCOM offers peak downrange performance when firing … The Rock River line is known for quality, and this rifle is no exception. Need .458 SOCOM Projectiles?.458 SOCOM (.458) 350gr RS 100 ct. SKU.458 SOCOM 25 ct. During the development phase, various other cartridges were considered and proposed to the project sponsor, but rejected as not meeting all the requirements. A 300-grain, well-constructed bullet moving at about 2,000 fps is 150- to 200-yard bad medicine for just about anything, including bear and moose. There are several ways new cartridges come into the world. Get a nice hunting rifle chambered in the cartridge that you think fits your needs the best, learn to shoot it well, use quality bullets, and you’ll be well prepared for most common hunting situations. Hello there, it’s Michael here. What does all this have to do with the .458 SOCOM? Can this product of a barbeque and a cold brew become the next deep-woods superstar? For hunting medium to large game, bullets in the 250 grain– 400 grain weight range possess devastating killing power. Pulling the bullet showed a powder charge of 29.2 grains of a flake powder that filled the case to about 2⁄3 capacity. A variety of loads are available in the 250 to 600-grain range. The case headspaces on that minimal shoulder (see drawing). Whatever your preference, bullets won't be a problem, nor will the large pistol primers this case uses. The.458 HAM’R Ultimate Hunter Rifle Odd Uppers: Hunting Small Game with an AR. I say "claimed" with the .458 SOCOM, because that's what the designer's say in their sales hype, but other sources say it's more like 1,750 to 1,800 fps, or, about the same as the .45-70. Then, there are the guys in lab jackets at the commercial plants who try to bring out new commercial cartridges with a little more oomph and, hopefully, sales appeal. The project sponsor set forth a number of specific requirements namely that the cartridge had to fit in the M4 carbine and be capable of firing heavy-for-caliber projectiles at subsonic velocity using suppressors. That's not the way things are in the real world. It's an odd set of dimensions, but, as we will see, an extremely clever design for its purpose. This cartridge, however, the .458 SOCOM (.458 Special Operations Command) was reportedly given birth over a barbeque and some cold brew. Both Remington and Winchester produce bulk bullets in .458. Durability. Occasionally they hit a home run, and the likes of the .22-250, .257 Roberts, 6.5x284, or .224 TTH are born. [citation needed] Marty ter Weeme of Teppo Jutsu designed the cartridge in 2000 and Tony Rumore of Tromix was contracted to build the first .458 SOCOM rifle in February 2001. The final case design has base and rim dimensions identical to the .425 Westley Richards, although making .458 SOCOM cases from it is impractical due to the high cost of .425 brass. The exact number varies with … As of now, they only offer a 16-inch chrome barrel with a flash hider (good to protect the crown, even if you're not concerned about flash), and no front sight. It seems it took multiple hits to permanently take the opposition "out of the game" in Mogadishu, Somalia. Outstanding marine fishing is available from coastal piers. Good shooters will no doubt stretch that a lot, with high BC bullets, but big game is way different than steel gongs. Read some of his stories about black bear hunting. Expect groups no larger than 1.5″ at 100 yards and effective terminal ballistics. With great power comes great durability, hopefully. A lot of powder room was left in that case. Short cases moving heavy projectiles at moderate velocities are usually capable of excellent accuracy, but this is exceptional. Hornady’s FTX – The spire point and overall design of this bullet offer greater range and terminal ballistics. The.458 SOCOM (which stands for Special Operations Command, by the way) can handle bullets ranging 140 to 600-grains. If you want your 458 to handle heavier rounds, you will need to have an upper receiver that’s strong and durable enough. Of course, all of these other cases soon outperform the .458 SOCOM as bullet weights get heavier since they have the case capacity to push the 400-, 500- and even 600-grain heavy weights much faster. Requires gunsmith assistance. Combined with the wide selection of bullets available in .458 diameter, this cemented the choice of caliber. Verify range and wind, aim a foot high of the boiler room and you are having venison for supper for the next few months. This factory load from this unmodified rifle never exceeded 2 inches at 100 yards, with most groups holding at 11⁄2 inches and several sub 1-inch clusters in the mix. The 458 SOCOM is just getting started with 300-gr. a common use The 458 SOCOM cartridge offers the practical ballistics of the legendary.45-70 in a modern AR platform rifle and is capable of firing 250 to 600 grain.458 caliber bullets in a lightweight, controllable package. But were I to have their ear as to the design, it would have an elevated optical platform (EOP) to get the scope up a bit higher, and a real recoil pad! These were the design limitations Marty ter Weeme had to work around to give the little AR-15 real muscle, but it didn't stop there. The rest is history. Need some witching hours strategies for bass fishing? Even the lightest.458 SOCOM round is more than three times heavier than the M855 round. The Government bought it, Colt bought the design rights from ArmaLite, and AR-15s wearing a Colt logo tromped the rice paddies of Vietnam for years, going on to become the primary military firearm to this day. The .473-inch/12mm-diameter rim was designed in 1888 for the German Commission Rifle chambered in 7.92×57mm Mauser cartridge, and is arguably the most common rim size globally, as all bolt actions chambered in cartridges derived from that shell, such as .30-06 Springfield, .308 Winchester or cartridges derived from them share this rim size. For hunting medium to large game, bullets in the 250 grain– 400 grain weight range possess devastating killing power. This included the buffer, buffer spring, NATO magazines, many aftermarket .223/5.56 magazines, and magazine well. "So, as you can see, the SOCOM is maxed out at 125 yards and the HAM'R at 200 yards, which is a 75-yard gain in effective range with 2.5 inches less drop at 200 yards. It was intended to make up for the limitations of the 5.56 rounds by accommodating larger diameter bullets with more destructive force. The cartridge case design was finalized based on discussions with Tony Rumore at Tromix suggesting a lengthened .50 AE case would work well in the magazines as well as be the largest diameter case to be able to feed through the barrel extension. A standard 20-round 5.56mm NATO magazine can hold seven .458 SOCOM rounds and a standard 30-round 5.56mm NATO magazine can hold ten .458 SOCOM rounds. Capacity: 30 … It's a size and timing thing. In terms of power range, these numbers are no doubt impressive and incredible, making this round an ideal companion in handling larger games. A variety of loads are available in the 250 to 600-grain range. Pistol Magazines; Holsters; 1911 PARTS & ACCESSORIES; CZ Pistol Parts & Accessories; GLOCK PARTS & ACCESSORIES; REVOLVER PARTS & ACCESSORIES; Ruger Pistol Parts & Accessories; Smith and Wesson M&P Parts &Accessories ; Springfield XD/XDM Parts & Accessories; Taurus Pistol Parts & Accessories; Rifle Parts . All Gun Parts and Range Gear; Pistol Parts . The shoulder of the HAM'R cartridge is .40 inch forward of the SOCOM. The initial prototype brass still bore the .50 AE head stamp and this has caused some confusion, as the SOCOM case is longer with a narrower rim. With the introduction of the .458 SOCOM, the trim AR-15 is more than tough enough for the big guys. ArmaLite engineers simply took their .308 AR-10, made it smaller, chambered and timed it for a new, hot .22 based on a blown-out .222 called the .22 Special, later named the .223, and resubmitted it as the AR-15. If you're like me you soon get pretty suspicious of gun writers who seem to get sub 1-inch, 100-yard groups from everything they shoot. With those weights, you don't have enough powder capacity in the .458. The more grains they consume, the more the speed drops. There is an ACE skeletonized buttstock that comes with a ½- or 1-inch rubber pad, and my order went in to Brownells immediately after doing the testing. The rising popularity of the AR-15 and its rapid move to the dark timber has generated a need for that kind of muscle in the AR. Quantity in stock: No items available Weight: 0.75 lbs Our price: $ 18.50 … Over the chronograph, velocity 15 feet from the muzzle measured 1,927 fps with a deviation of 18 fps — very consistent performance — and it showed on the target. Hand-made quality. Source. In short, a short, fat case (1.575) with a very small rebated rim (.473), minimal taper, and a slight shoulder. The AR craze has brought us several cartridges that are designed to work with the standard .223-length case and drop deer in... Read an account about a wolf hunt in the wilds of Ontario -- at temperatures as low as 25 below zero. Thanks. The 458 Socom has come a long way since its adoption in the early 2000s by members of special operations, thus the name Socom (special operations command). Stay tuned. The pressure and burn rate must also be close to that of the .223 or timing goes to pot, you tear things up, and reliability suffers. [citation needed]. Parts need to be changed to make them function. Both Starline and CorBon assure me that supplies should increase by the time this goes to press. As is often the case with government requests, about halfway through the trials, the higher brass decided the emerging dust-up in Asia would be a close quarter affair, and it might be better to abandon the bulkier, heavier .30 caliber and move to a smaller, lighter, faster round. The .458 SOCOM, by nature, will not enable you to accurately shoot at long ranges, but that means accuracy at the upper end of its range is all the more important. A few hunters offer some tips for camouflage for all seasons and hunting... Want to minimize the wear and tear on your wheels when you're out on the hunt? The .308, .223, 7mm Mauser, and venerable .30-06 were all created this way. At the time, the .499 LWR cartridge was still in development phase and had not been chambered commercially. I would imagine folks hiking, fishing or living in big bear country might also opt for the heavy weights. That puts it squarely in the territory of the modern .45-70 or .450 Marlin, and it will do anything those rounds will do. When it comes to a range of power, that’s absolutely incredible and is certainly sufficient for handling larger game. A small game rifle has to be very accurate -- close enough is not an option. The cartridge had to be suppressor-friendly, meaning it had to be capable of muzzle velocities below 1,000 fps (subsonic) and still reliably cycle the action in semi- or full-auto. A gun lover since young, served the country for the last 20 years. Ideal for long barrel shooters. The lightest offering is a 200grain ARX (2,200 fps muzzle velocity / 2,150 ft/lb muzzle energy) to his heaviest, a 500g Jacketed Soft Point (JSP) available in Subsonic (980 fps muzzle velocity / 1,599 ft/lb muzzle energy) or JSP-High Velocity (1,280 fps muzzle velocity /1,818 … From breaking locking lugs to … It's not just a hunt, it's like a night combat mission -- except the target doesn't shoot back. Marty ter Weeme, founder of a company called Teppo Jutsu, L.L.C., went to work. You want to unleash the full potential of the .458 SOCOM round. If you are a shooter who is looking to stretch range limits of the .458 SOCOM cartridge with appropriate accessories, then this barrel will certainly meet your needs. TO 458 SOCOM Steinel offers a few distinct loads for 458 SOCOM enthusiasts. It was shown as effective in terms of ballistics, firing a 500 grain bullet subsonically, but not ideally suited for its role due to the size and weight of the platform. That is extraordinary accuracy from an unmodified semi-auto rifle. On the other hand, the Bushmaster is designed to have less power potential of about 250 grains, not even a match for SOCOM’s 600-grain bullet. I primarily bought it because of the availability of a second shot if the first goes astray and how great it will be hunting the thick pines and … Michael Nelson. You can make a fatter case work, but you can't be very much longer. .458 SOCOM: 300 grains/2,000 fps (claimed)/2,665 ft.lbs..45-70: 300 grain/1,800 fps/2,158 ft.lbs..450 Marlin: 350 grain/2,100 fps/3,425 ft.lbs. In 2000 a sledgehammer cartridge that would launch 250- to 600-grain .45 caliber bullets from a standard size AR-15 with a proper barrel and chamber was born — enter the .458 SOCOM. Buffer springs, unique magazines, different bolt, etc., are required. ArmaLite's entry, called the AR-10, was a semi-auto of simple design (with a full-auto option) chambered in .308. An expert offers some tips for night fishermen. I'm anxious to work up reloads, but you can't hotrod AR loads. .458 socom Posted by Josh Murphy on Sep 13th 2020 I love the rifle it functions perfectly I wish it had a thread protector or a simple muzzle brake and the shipping took longer than expected but during the pandemic I should have expected as much over all Im pleased with my purchase Action Type: Semi-Auto. Many Somalis would chew the drug Khat all day and the effects of the drug would both curb their appetite (in a country plagued by famine) and increase their pain tolerance. The Brush Country of south Texas is usually hot, dry, and covered with thorny brush thick enough to stall a bulldozer. It also uses a small rifle primer so the case will handle more pressure. In the world of bolt actions, levers, single-shots, and even handguns, hunters have an abundance of big-bore .45 caliber options to choose from, ranging from the .458 Winchester down to the .454 Casull. 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