| Caliber | 5.56x45mm, .300 BLK |
| Finish | Phosphate |
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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
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