FOSTECH COMPLETE BOLT CARRIER GROUP (NICKEL BORON COATING) 6228

Fostech Complete Bolt Carrier Group BCG Nickel Boron NiB Coating AR-15 M16 M4 5.56 .223 6228 UPC 639266300052 - Full Auto Profile Enhanced Reliability Lubricity Reduced Friction Mil-Spec Phosphate Under NiB HPT MPI Bolt Extractor Included Gas Key Staked Fostech NiB BCG: 6228 Complete (UPC: 639266300052) – slick cycle! Key Features Nickel Boron Coated: Self lube smooth. Complete BCG: Bolt carrier bolt pin extractor. Full Auto Profile: Heavy duty. HPT/MPI Tested: Proven safe. Specifications AttributeDetails Model6228 TypeComplete BCG NiB FitAR-15 5.56/.223 UPC639266300052 Reviews "Fostech NiB BCG AR runs butter smooth." BCG Fostech 6228. The End