Description
AR-15 224 VALK / 6.8 SPC BOLT CARRIER GROUP – BLACK NITRIDE
AR-15 224 VALK / 6.8 SPC BOLT CARRIER GROUP – BLACK NITRIDE:
Our .224 Valkyrie / 6.8 SPC Bolt Carrier Group is a high-performance, full-auto compatible BCG designed for smooth cycling, reliable extraction, and long service life in AR-15 rifles chambered for 6.8 SPC and .224 Valkyrie.
This BCG features a 9310 tool steel bolt that is fully MPI tested, heat treated, and shot peened. The assembly is coated in a black nitride to increase surface hardness, decrease resistance, and provide superior corrosion resistance.
Key Features:
9310 Tool Steel Bolt
Full MIL-SPEC Heat Treatment
Shot Peened to MIL-SPEC
Magnetic Particle Inspection (MPI)
Back of Lugs Chamfered for Reliability
Spring, Insert, & “Crane” O-Ring Installed
Black Nitride Bolt & Carrier
S7 Extractor
Full Auto Compatible (M16 Pattern)
Forward Assist Serrations






