Description
Aircraft-grade aluminum construction 7075 Forging Stress relieved, heat treated, aged twice and cryogenic treated Hard coat anodized, black per MIL-A-8625 TYPE III Class 2 Precision machined and finished by hand Bore coated with dry film lube over the anodized surface Compatible with all Mil-Spec AR-15 parts and accessories Available with (MUR-1A) or without forward assist (MUR-1S) M4 feed ramps
