Caliber | 5.56x45mm, .300 BLK |
Finish | Phosphate |
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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 Carrier Group, M16
Complete Mil-Spec M16 bolt carrier group for 5.56mm/.223 and 300 BLK.
- Bolt: 9310 Steel, Phosphate Finish
- Carrier: 8620 Steel, Chrome Lined, Phosphate Finish
- Extractor: 4140 Steel, Phosphate Finish
All CMMG products come with our Lifetime Quality Guarantee.