PSA AR-15/5.56 NICKEL BORON BOLT CARRIER GROUP - 7791928
Submitted 7 years 2 months ago by Paul Trost.
Description:
This 5.56mm Bolt Carrier Group is Nickel Boron coated and features a 9310 shot peened bolt. The bolt is magnetic partical inspected but is not marked. The gas key is hardened and secured with Grade 8 fasteners, and is staked per Mil-Spec.
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Price:
$89.99