what lower is needed for 458 socom 458 socom is designed to work with all the regular milspec lowers The only difference you need is an upper with an enlarged ejection port and the correct barrel and bolt Everything else is standard AR 15 stuff
All 458 SOCOM Resolute uppers work with standard AR 15 style magazines It s worth noting that the Resolute only works with CMMG 458 lowers The requirements were simple It had to be an upper or a rebuild that d work on a standard AR 15 M16 M4 lower It had to use standard AR 15 magazines And it had to hit like a sledgehammer The 458 SOCOM feeds from a single position in the magazine and the magazine holds 10 rounds
what lower is needed for 458 socom
what lower is needed for 458 socom
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458 SOCOM Vs 308 2022 UPDATED Backed By Results
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Top 3 Best 458 SOCOM Rifles Review 2021 Peak Firearms
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All you need to begin your 458 SOCOM rifle build is a good quality lower receiver and then a quality upper receiver chambered in 458 SOCOM from SBR if you don t want to buy another factory built rifle A dedicated complete 458 SOCOM upper receiver including the bolt carrier group can be sourced and installed on your existing lower receiver or you can build it completely from scratch using a stripped upper receiver and a 458 SOCOM barrel to make an AR pistol
Mounting a 458 SOCOM upper to a lower built for a 5 56 carbine is possible and shootable However if one is planning to do much shooting in this larger caliber the lower probably should be built to optimize the combination Yes 458 Socom upper receivers are compatible with AR 15 lowers allowing shooters to utilize the powerful 458 Socom cartridge in their AR 15 platform rifles
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Based on a 50 AE basic case the 458 SOCOM is capable of throwing slugs up to 600 grains L to R 265 grain 429 JSP 444 Marlin 458 SOCOM with 300 grain JHP 400 grain Solid 600 grain JSP and 300 grain Barnes X An AR 15 lower coupled with a new BCG barrel and a modified ejection port to accommodate the 50 AE based case will get you in the game with the 458 SOCOM
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 even Anything you need to do about the lower besides have a good stock on it for the recoil Will probably use this upper on my SBR lower with an Ace fixed skeleton stock which is very solid It s also rifle length buffer any issues with than and a shorty upper
458 SOCOM Blog At Detroit Ammunition Company Detroit Ammo Co
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what lower is needed for 458 socom - A dedicated complete 458 SOCOM upper receiver including the bolt carrier group can be sourced and installed on your existing lower receiver or you can build it completely from scratch using a stripped upper receiver and a 458 SOCOM barrel to make an AR pistol