Description
AR 15/M16 Bolt Carrier Group 6.8 SPC .224 Valkyrie Black NitriderThese Black Rifle Depot AR 15 bolt carrier group is the perfect BCG for your next AR 15 build. Properly built, no corners cut and 100 percent made in the USA. With a lifetime warranty, you can’t go wrong with the bolt carrier groups.rFeatures:rM16 / AR15 6.8 SPC & .224 Valkyrierr8620 M16 style carrierrrH&M Black Nitride finishrProperly heat treatedrFinal grind before platingrrr9310 6.8SPC / .224 Valkyrie boltrrHeat treatedrShot peenedrH&M Black Nitride finishrMPIrrr4140 billet gas keyrrH&M Black Nitride FinishrProperly seated with Grade 8 fastenersrProperly staked to ensure reliabilityrrr4140 Cam Pin nitride treated for wear resistancerBillet Machined ExtractorrrMachined from solid 4140 bar stock, heat treated and shot peenedrPhosphate coated for reliable extractionrExtractor insert includedrO-Ring includedrrrFiring pin precision machined from 17-4 H-900 Stainless Steelr100% USA MaderrNOT COMPATIBLE WITH 5.56/.223/.300 (6.8SPC/.224 Valkyrie ONLY)
