Flat River Arms Nitride 5.56/.223 Nitride Bolt Carrier Group (BCG)
Flat River Arms
$95.00
Flat River Arms produced by Toolcraft Nitride MPI 5.56/.223 Bolt Carrier Group (BCG)
Platform: AR-15
Bolt Finish: Nitride
Bolt Steel: 9310
Profile: Full Auto Profile
Gas Key: Grade 8 Hardened Fasteners, Staked per MilSpec
FEATURES
Toolcraft Flat River Arms Logo 5.56 nitride MPI full-auto bolt carrier group. Bolt is Magnetic Particle Inspected (MPI). 8620 Full-auto profile bolt carrier group with 9310 steel bolt. Gas Key Hardened to USGI Specifications, Fastened with Grade 8 screws, and Staked Per Mil-Spec.