American Made
Buy Machine Shop Direct
Need Assistance? Call us at 425.530.0837
5.56/300blk AR15 Bolt Carrier Group
On Target With
Savings Of
Original Price $129.85
Sale Price $99.99
Complete Mil-Spec assembly with bolt, bolt carrier, and firing pin. Ready to drop into the rifle or carbine upper of your choice.

AR15 Rifle 5.56 and 300 Blackout BCG. Mil-Spec machined carrier profile, chrome lined 5.5mm6/ 300blackout bolt carrier group. Will fit AR15 mil-spec upper receivers, Rifles and Pistols.

Mil-Spec MIL-STD-171 Melonited
Individually MPI Tested
Bolt: 9310-Case hardened, Shot Peened, and MPI tested.
Carrier: 8620 Tool Steel-(M16 full shroud)-Heat Treated, Case Hardened, & Melonited.
Gas Key: Melonited-Grade 8 Hardened Fasteners, Permatex No. 3 sealed, Torqued to 60 in lbs, & Mil-Spec Staked
Cam Pin: 4340 Steel-Heat Treated & Phosphated
Extractor: Tool steel S7-Heat Treated to 48-53 Rockwell C & Phosphated
AR15 5.56/300Blackout BCG Firing pin
515 Tucker Ave Friday Harbor, WA 98250 |
Phone: 425-530-0837