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Brand Core Rifle Systems
MPN 99446
UPC 700220496415
Description
?Barrel nut is made from steel drawn through a special die and stress relived in a precisely controlled furnace, giving it high resistance to metal fatigue and distortion. Barrel nut won't warp and will stand up to years of hard use. Fits all standard AR-15/M16 upper receivers and barrels. Mfg: Core Rifle Systems SPECS: Steel, phosphate finish, matte black.