For sale are Original “C” Stamped “Half Moon” Colt Complete Bolt Carrier Groups. These are semi auto cut but will also work with any existing standard milspec or commercial Ar-15. This specific BCG was made for Colt lowers with a sear block in them (think Colt R6530 and the like). are in perfect working order. This bolt carrier group includes an "C" marked Colt bolt assembly, carrier, firing pin, new cam pin and the firing pin retaining pin. 100% Colt.

good condition.

$140.00. I can ship ( add $10.00 )

weekday- Stafford area
weekend- Fairfax city area.