The CMMG Bolt Carrier Group, Mk3, 6.5 Creedmoor (brand part no. 65BA4D6), from CMMG, is a complete BCG for the Mk3/LR-308 platform with a high-pressure design to reduce primer cratering on high-pressure loads.

Key Specifications

• 9310 steel bolt, phosphate finish, high-pressure design.
• 8620 steel carrier, chrome lined, phosphate finish.
• S7 tool steel extractor, 17-4 stainless firing pin.
• 6.5 Creedmoor, Mk3/LR-308 platform.

Frequently Asked Questions

What does the high-pressure design help with? It reduces primer cratering when running high-pressure 6.5 Creedmoor loads.

Buy the CMMG Bolt Carrier Group, Mk3, 6.5 Creedmoor

Add this to your AR10 bolts lineup, shipped from our Lubbock, Texas gun shop.