The 2A Armament AR10 Full Mass Carrier (FMC) was designed and manufactured as a high-quality, full mass bolt carrier group for LR-.308 DPMS style rifles. This Full Mass bolt carrier group includes in house manufactured bolt carrier body and bolt for the same high quality, reliable performance that is synonymous with the 2A Armament name.

Features:

• Carrier: 8620 steel, heat treated, Black Nitride
• Bolt:  9310 steel, heat treated, MP, Cryo'd, Black Nitride
• Extractor: machined, heat treated, Black Nitride
• Carrier key: machined, heat treated, Black Nitride, staked screws
• Weight: 1 lbs 1 oz assembled
• Product of the great state of Idaho, MADE IN THE U.S.A

NOTE:  Does not support the use of forward assist.  Is compatible with full auto systems.