CMC AR-10 Bolt Carrier Group .308 Nitride Black
CMC's enhanced bolt carrier group for AR-10 platforms features black nitride finish, enlarged forward ports for suppressor optimization, hardened 4340 cam pin, and mil-spec 8740 firing pin. MPI and HPT tested.
Fits: AR-10
CMC AR-10 Bolt Carrier Group: Premium Performance for Serious Shooters
The CMC AR-10 Bolt Carrier Group represents the kind of uncompromising engineering that separates quality components from the merely adequate. This is the heart of your rifle—the part that cycles your rounds and demands absolute reliability.
Key Features
Finish and Durability
- Black nitride finish for corrosion resistance and reduced friction
- Hardened 4340 steel cam pin for extended service life
- Mil-spec 8740 steel firing pin for consistent ignition
Performance Enhancements
- Enlarged forward ports optimized for suppressor use
- Reduces backpressure and improves reliability with sound suppressors
- Compatible with both .308 Winchester and 6.5 Creedmoor cartridges
Quality Assurance
- Magnetic particle inspection (MPI) testing ensures internal integrity
- High pressure testing (HPT) confirms safe operation
- Mil-spec extractor spring and O-ring for dependable case extraction
Why It Matters
A bolt carrier group must function flawlessly under demanding conditions. CMC's attention to material selection, heat treatment, and testing protocols means you can trust this component in competition, hunting, or defensive applications. The enlarged ports make this an excellent choice if you're running a suppressor—a growing preference among serious shooters.
