The CMMG Bolt Assembly for AR-15 platforms is a precision-machined replacement component for worn or damaged bolt assemblies in standard AR-15 bolt carrier groups.
- Part Type: Bolt Assembly
- Compatible Firearms: AR-15 / M16 / M4 (5.56 NATO / .223 Rem)
- Material: 8620 Steel
- Finish: Manganese Phosphate (Parkerized)
- Installation: Drop-In (Armorer-Level Knowledge Recommended)
- Includes: Bolt Body, Extractor, Ejector, Extractor Spring, Extractor Insert, Ejector Spring, Gas Rings, Cam Pin
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