F-1 Firearms 5.56 DuraBolt Bolt Carrier Group (BCG) - Silver (CrN)
Bolt Carrier Group
In stock
Only 1 left
$291.38
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.
- Carpenter 158 bolt, ground after heat treat, MPI and HPT
- 8620 steel carrier, ground after heat treat
| SKU | DB-556-CRN |
|---|---|
| Product Type | Bolt Carrier Group |
| Manufacturer | F-1 Firearms |
| Color | Silver |
| Caliber | 5.56 NATO |
