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CMMG Mk4 AR15 Upper Receiver | Forward Assist Forged | Cerakote Finish
The CMMG Mk4 AR-15 Upper Receiver features durable forged construction and an ultra-tough Cerakote finish for enhanced protection and custom style. Built to mil-spec standards, this stripped upper provides a dependable foundation for your next AR-15 build.
CMMG Mk4 AR-15 Upper Receiver – Cerakote Finish
The CMMG Mk4 AR-15 Upper Receiver delivers precision machining, durability, and reliable compatibility in a forged platform designed for serious builders. Manufactured to mil-spec specifications, this upper ensures proper fitment with standard AR-15 components.
Finished in a rugged Cerakote coating, this upper offers superior resistance to corrosion, wear, and environmental exposure compared to standard finishes. The Cerakote surface enhances long-term durability while providing a clean, professional appearance for custom builds.
Designed for AR-15 rifles built on the Mk4 platform, this stripped upper serves as a strong and reliable starting point for precision builds, duty setups, or fully customized configurations.
Features
- Model: CMMG Mk4 Upper Receiver
- Construction: Forged Aluminum
- Finish: Cerakote
- Platform: AR-15 / Mk4
- Mil-Spec Compatible
- Made in the USA
Built for Reliable Performance
Whether you're assembling a new rifle or upgrading your current platform, the CMMG Mk4 Cerakote Upper Receiver provides the strength and reliability required for consistent performance.
| Finish | None |
|---|---|
| TMarks | No T-Marks |


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