AR-15 .458 SOCOM 10.5" Faxon Gunner Upper Build / 10" Slim Mlok / Magnum Comp. CA and NY compliant. This upper assembly features:
Action: Semi-auto
Gas System: Pistol Length Gas System
Chamber: .458 Socom
Twist Rate: 1/14
Muzzle Device: Thread 11/16x24 Magnum Linear Comp 3.25"
Barrel: Faxon Firearms 10.5" 4150V steel, chrome moly, heat treated, black nitride QPQ, Socom extention, .875 gas block diameter, pistol gas system. Gunner big bore profile. 11-degree target crown, button rifled.
Handguard: 10" Mlok Super Slim Free Float Rail
.458 SOCOM Upper Receiver, Complete
Does not come with BCG and CH. Can be purchased separately as add on option on top of page. Images may not be an exact representation of the product. Made in the USA
Compatible with Mil Spec AR-15 Lower Receivers
