Description
The CMMG AR15 bolt assembly (Model 55BA457) is a high-quality replacement or upgrade component for your AR-platform rifle. Built to exacting specifications, this AR15 bolt assembly delivers the reliability and durability you need for consistent shooting performance.
Key Specifications
This CMMG bolt assembly for AR15 is engineered with premium materials to withstand the demands of regular shooting. The assembly includes the complete bolt carrier group components, ensuring all parts work together seamlessly. Designed to meet mil-spec standards, this AR15 bolt assembly offers drop-in compatibility with standard AR-15 platforms and upper receivers.
Performance & Ballistics
The CMMG AR15 bolt assembly provides consistent lock-up and reliable feeding for various ammunition types. Whether you’re using 5.56 NATO or .223 Remington rounds, this assembly maintains tight tolerances to ensure dependable performance shot after shot. The precision machining reduces wear on your receiver and extends the overall life of your rifle system.
Intended Use
Perfect for tactical rifles, sport shooting, and general-purpose AR-15 builds, the CMMG bolt assembly serves as an excellent replacement component when your original group needs replacement or upgrade. Shooters who demand reliability will appreciate the quality construction and attention to detail in this assembly. Whether building a new rifle or maintaining an existing platform, this component delivers proven performance.
Why Choose CaliperDepot
At CaliperDepot.com, we source only premium AR components from trusted manufacturers like CMMG. The CMMG AR15 bolt assembly represents excellent value for shooters seeking quality replacements without compromising performance. Our inventory includes authentic, factory-fresh components backed by manufacturer warranties and fast shipping to get your build completed quickly.
Upgrade your AR-15 platform with confidence. Order your CMMG AR15 bolt assembly today from CaliperDepot.com and experience the reliability difference quality components provide.







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