Tap Tap to Zoom
Iron City Rifle Works C4V Enhanced G2 Competition Bolt Carrier Group (BCG) has been discontinued by Iron City Rifle Works and is no longer available. Our product experts have helped us select these available replacements below.You can also explore other items in the Gun Parts, AR 15 Parts, Rifle Parts, AR15 Upper Parts, Bolt Carrier Groups yourself to try and find the perfect replacement for you!
C4V G2 COMPETITION ENHANCED (BCG).![]()
C4V (TiN) provides excellent wear resistance with a hardness of 2600 Vickers. C4V is a (PVD) coating (TiN), however one look at C4V and you will know this is not your average TiN. It has a coefficient of friction 0.4 and only 2 microns thick making it a major improvement over MilSpec. Our Enhanced Bolt made of Carpenter 158 is coated to match. Our G2 carrier weighs only 6.8oz.
Why choose C4V:
FEATURING FORWARD ASSIST.
G2 CARRIER WEIGHT 6.8oz.
LESS FELT RECOIL.
INCREASED WEAR RESISTANT.
FASTER CYCLE RATE.
IMPROVED RELIABILITY.
2600 VICKERS.
COEFFICIENT OF FRICTION 0.4.
Competition Bolt Carrier Group BCG are designed for 556 MUST be used with a reduced recoil system designed for light weight carriers.
Iron City Rifle Works HIGHLY recommends using an adjustable gas system and a reduced recoil buffer and spring for best results.



