Welcome to Cheaper Than Dirt! Shop 200,000+ deals on firearms, ammunition, gun parts, survival gear and more. All in stock and ready to ship.
| Next

American Built Arms AR-15 Complete Bolt Carrier Group .223 REM/5.56 NATO/.300 AAC BLACKOUT Nickel Boron

Submit a review
AB Arms
ABABCGNiB
859143003535
ARR-172-019
Ships from Warehouse 1
Typically ships the same business day when ordered before 4pm CST.
We regret that this item is not available at this time.
Can we ship this to you?
  • DESCRIPTION
  • REVIEWS
This complete bolt carrier group is ready to drop in to your new AR-15 build. It has a nickel boron coating for extra lubricity and needs virtually no lube on the bolt and cam pin. The phosphate coated extractor has a surface finish that provides superior extraction. This is a top quality full auto profile bolt carrier group with all parts meeting or exceeding Mil-Spec requirements.

Features and Specifications:
Manufacturer Number: ABABCGNiB
158 Carpenter bolt, heat treated, shot peened and MPI tested, nickel boron coated
8620 steel carrier, nickel boron coated inside and out
Full auto profile (does not enable full auto in semi auto rifles)
4130 steel gas key, nickel boron coated, properly staked
4340 steel cam pin, heat treated, nickel boron coated
Aircraft quality E4140 steel extractor, heat treated, shot peened, manganese phosphate coated
AISI 8740 steel firing pin, chrome coated

 
Be the first to review this product.

Submit a review