CMMG Complete AR-15 Bolt 5.56/300BLK MPI Tested


The M16 bolt assembly from CMMG is a high-quality component that comes with the ejector, extractor, and gas rings pre-installed for added convenience. The bolt is constructed from durable 9310 steel with a phosphate finish, ensuring its longevity and reliability. The extractor, made from 4140 steel with a phosphate finish, complements the bolt’s performance. As a testament to their commitment to quality, all CMMG products are backed by a Lifetime Quality Guarantee and undergo MPI testing to ensure their exceptional standards are met.

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