CMMG AR-10 .308 Bolt Carrier Group MK3 - Black
- Bolt: 9310 Steel, Phosphate Finish
- Carrier: 8620 Steel, Chrome Lined, Phosphate Finish
- Depth: 9”
- Extractor: S7 Tool Steel, Phosphate Finish
- Height: 1.75”
- Width: 2”
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