F-1 DURABOLT TTZ 5.56 NATO SILVER
F-1 Firearms, Durabolt, Bolt Carrier Group Assembly, .223 Remington/556NATO, Chrome Nitride Finish, Silver, Fits AR-15
The F-1 Firearms DuraBolt Black Nitride direct impingement full auto rated M16/M4 bolt carrier group" for use in AR15 platforms" is compatible with MIL-SPEC receivers and associated components. The bolt carrier and bolt are ground after heat treat to ensure tolerances.
Features:
- CRN Coated, Silver
- Carpenter 158 bolt that is ground after heat treat
- 8620 Steel Construction
Specifications:
- Color: Silver
- Finish: Chrome Nitride
- Manufacturer Part #: DB-556-CRN
- Model: DuraBolt
- Subcategory: Bolts & Bolt Carrier Groups
- Type: Bolt Carrier Group