Description
A1Armory AR-15 .223/5.56 NATO/.300 Blackout/.350 Legend AR-15 Bolt Carrier Group
A1Armory Bolt carrier groups are MPI inspected
Specifications:
Caliber / Gauge: .223 Wylde/5.56 NATO/.300 Blackout/.350 Legend
Carrier Style: Standard
Platform: AR-15
Bolt Finish: Parkerized
Bolt Material: 9310 Steel
Carrier Finish: Black Nitride
Gas Key: Staked from the side to increase longevity
Magnetic Particle Inspection: Yes
Made In USA!