BRT M4A1 Bolt Carrier Group C158 HPT/MPI Auto

SKU BCG-BRT
$149.00
In stock
1
Product Details
Full auto bolt carrier for the AR Family of Weapons (AR15, M16, M4)

100% made is USA to current USGI M4A1 specifications.

The USGI full auto bolt carrier is phosphate coated outside and chrome lined inside.

The Mil-Spec gas key is chrome coated lined and secured with properly staked Grade 8 fasteners to ensure reliable gas system performance.

Carpenter 158 bolt is shot peened, HP tested and MP inspected.



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