5.56/.223/.300 Black Out
Full Auto Capable
9310 MPI and HPT Tested bBolt
Case Hardened 8620 Carrier
4130 Gas Key
Grade 8 Hardware With Proper Staking
Gas Key Sealed With Permatex No.3
8740 Hard Chrome Firing Pin
Black Nitride Treated For Reduced Friction And Increased Longevity
Proudly Made In The U.S.A

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