  BCM M4 Upper Receiver Assembly - Precision machined to correct Mil-Specs from 7075 T6 Forgings extension - Mil-Spec ejection port cover - Mil-Std 1913 Rail - Machined for use with barrels that use an M4 barrel extension - Mil-Spec Forward Assist with heat treated tool steel pawl, with press fit and pinned cap - Hard Coat Anodized per Mil-A-8625F, Type III, Class2 BCM BFH 16" Mid Length Barrel - Cold Hammer Forged - M4 Feed Ramp Barrel Extension - USGI 1/7 Twist Rate - Mil-Spec Barrel Steel (Mil-B-11595E) - Chrome Bore and Chamber - Manganese Phosphate Barrel Finish - 5.56 NATO Chamber - Government Barrel Profiles - HPT / MP Inspected Barrels Troy Industries VTAC Alpha Battle Rail Modular Free Float Handguard AR-15 - Free Floating Customizable Rail - Mil-Spec 1913 Picatinny Rails - Mil-Spec Type 3 Anodizing - Tri-Clamp Mounting System - 3 Accessory Rails Included (1x 4"Rail with QD Socket, 2x 2" Rail) PWS FSC Compensator- 556 (1/2x28) - Patented design - Primary function is recoil reduction - Secondary function is flash suppression a - Unique port designs effectively keep flash out of optics and line of sight - Reduces distracting overpressure that is felt with many compensators. - Caliber: .223/5.56 - Thread Pitch: 1/2x28 - Material: 4140 Steel, FNC LIFE HD treated - Length: 2.3" - Diameter: .863" - Weight: 2.3 oz. This was purchased from BCM in about 2013. It has been range fired once. Tiny spots of surface rust near the barrel nut, and some minor scuffs on the surface. This upper is fully serviceable, and ready for the range. |
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