Quality AR 15 uppers, AR15 parts, AR-15 rifle manufacturer. Friday Harbor, WA
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7.62x39mm Chrome Lined Bolt Carrier Group
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Your Price $139.95
Full auto profile chrome lined 7.62x39mm bolt carrier group. Will fit AR15 mil-spec upper receivers.

Mil-Spec MIL-STD-171 Mag-Phos Chrome Lined
Individually MPI Tested
Bolt: 9310-Case hardened, Shot Peened, and MPI tested.
Carrier: 8620 Tool Steel-(M16 full shroud)-Heat Treated, Case Hardened, & Chrome Lined.
Gas Key: Chrome Lined-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 7.62x39mm Enhanced Firing Pin
515 Tucker Ave, Friday Harbor, WA 98250 | sales@hardenedarms.com
Phone: 425-530-0837