ACT AR10/.308 Nickel Boron Bolt Carrier Group

Our Nickel Boron plated 308 BCG is a perfect choice for your AR10 or any other large frame DPMS pattern AR rifle. Made from 9310 steel (bolt) and 8620 tool steel (carrier), this shot-peened BCG is one of the most reliable, well-made carrier groups available. It comes with a lifetime warranty.

• Enhanced 9310 steel (bolt)

• 8620 tool steel (carrier)

• Shot-peened, MPI bolt

• Mil-spec extractor spring, black extractor insert & Viton O-ring

• Tool steel extractor

• Shrouded firing pin

• Mil-spec 4130 steel gas key attached with Grade 8 hardware and properly staked

• All BCG components pre polished before being plated with EXO Technology and then post polished for an incredible shine.