ar15-12-m-lok-handguard-rail
ar15-12-m-lok-handguard-rail, Material: T6 6061 AluminumColor: Black AnodizedLength: 12"Barrel Nut IncludedAllen Key Included0.85lbBarrel Nut inside diameter : 1.25''Barrel Nut outside diameter : 1.375''Heavy Super Slim M-LOK Handguard RailEasy to install