- CRN Coated, Silver
- Carpenter 158 bolt that is ground after heat treat
- 8620 Steel Construction
F-1 Firearms DuraBolt direct impingement full auto rated AR10 bolt carrier group is compatible with DPMS spec large frame receiver sets and associated components.
|Manufacturer Part #||DB-762-CRN||Model||DuraBolt|
|Type||Bolt Carrier Group||Color||Silver|
|Subcategory||Bolts & Bolt Carrier Groups||Finish||Chrome Nitride|