Platform | Mk3 |


AR Parts Notice - State/local restrictions may apply in CT, DC, IL, MA, NJ, NY, or WA. Customers must review our Shipping Policy prior to ordering.
Bolt Assembly, Mk3
Mk3/LR-308 bolt assembly. Ejector, Extractor, and Gas Rings pre-installed.
- Bolt: 9310 Steel, Phosphate Finish
- Extractor: S7 Tool Steel, Phosphate Finish
All CMMG products come with our Lifetime Quality Guarantee.