© Vizards Guns and AmmoCMMG M16/AR-15 Complete Mil-Spec Bolt Carrier Group .223/5.56 Steel Black 55BA419
- Brand
- CMMG
- Color
- Black
- Caliber
- 5.56x45mm
- Category
- Gun Parts
- Platform
- AR-15
- Gun Part Type
- Bolt/BCG
- UPC
- 852005002431
- MPN
- 55BA419
Overview
The CMMG 5.56 Complete Bolt Carrier Group is a mil-spec assembly designed for M16-pattern rifles and AR-15 platforms chambered in 5.56 NATO. The carrier is constructed from 8620 steel with a chrome-lined, phosphate finish for increased durability and corrosion resistance. The bolt is machined from 9310 steel, and the extractor is made from 4140 steel, both featuring a phosphate finish. This complete assembly is built for reliable cycling and recoil management in military, law enforcement, and civilian applications.
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