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Toolcraft 5.56 Mil-Spec Bolt Carrier Group AR-15 Phosphate C158
Toolcraft
MSRP: $139.99Price: $119.99This bolt carrier is manufactured from case hardened 8620 steel with properly staked 4130 steel gas key. The accompanying bolt is case hardened 9310 steel, shot peened, HPT and MPI tested, and finished in a self-lubricating polished black nitride. Bolt...MSRP: $139.99Price: $119.99 -
Toolcraft 5.56 Mil-Spec Bolt Carrier Group AR-15 Nitride C158
Toolcraft
MSRP: $139.99Price: $119.99This bolt carrier is manufactured from case hardened 8620 steel with properly staked 4130 steel gas key. The accompanying bolt is case hardened 9310 steel, shot peened, HPT and MPI tested, and finished in a self-lubricating polished black nitride. Bolt...MSRP: $139.99Price: $119.99 -
Toolcraft 5.56 Bolt Carrier Group AR-15 Nickel Boron C158
Toolcraft
MSRP: $179.99Price: $149.99Toolcraft BCG Nickel Boron AR15 / M16 Auto Bolt Carrier Group 9310 MPI Tested All manufacturing and coating is done by Toolcraft. 100% Made in USA and includes Lifetime Warranty from Toolcraft. If ever a problem, simply call Toolcraft and they will take...MSRP: $179.99Price: $149.99