Adams Arms Nitride DI M16 Bolt Carrier Group BCG - Special
Adams Arms Nitrided Bolt Carrier Group
Direct impingement full auto rated bolt carriers are compatible with mil-spec associated components. This bolt carrier is machined to meet all MIL TDP specifications and is enhanced using Black Nitride treatment providing superior:
- Corrosive Resistance
- Carbon Resistance
Bolt carrier group comes complete with 5.56 MP Tested bolt, nitrided cam pin, milspec firing pin, and nitrided cotter pin. Fully staked gas key. Extractor includes installed o-ring for enhanced strength. M16 carrier (these type carriers are ATF ok'ed for AR15 semi rifles).
- Bolt made of Carpenter No. 158 steel
- M16 Bolt carrier made of 8620 steel
- Shot Peened
- Mil-spec o ring included/installed for superior reliability extraction
- Magnetic Particle inspected and bolt marked "MP"