Brownells Firearm Kits Gun Parts

(2 deals total)

078-000-686WB BRN-180 16" Build Kit .223 Wylde Cartridge: 223 Wylde Barrel Length: 16" Finish: Nitride Description Specs

078-000-727WB M16 BCG 5.56mm/Charging Handle/PMAG Gen M2 30-RD Mag 10PK Cartridge: 5.56 mm NATO Finish: Black Nitride The Brownells M16 5.56 Complete Bolt Carrier Group is designed to work easily and reliably in any AR-15 or M16 rifle chambered in 5.56x45mm, 300 AAC Blackout or .223 Remington. The Brownells M16 5.56 Complete Bolt Carrier Group is constructed with a bolt made from 9310 steel, which is finished with a heat treatment and shot peening. The carrier is fabricated from 8620 hardened steel. Each element of the bolt-carrier group is finished in a black-nitride coating.