CMMG 55DE10A Barrel Sub-Assembly 5.56x45mm NATO 16.10″ Black Nitride Finish 4140 Chromoly Steel Material Carbine Length with M4 Profile for AR-15
$173.56
CMMG’s 55DE10A is a quality AR-15 barrel sub-assembly built for hunters and shooters who want a reliable mid-length setup without the premium price tag. The 16.10″ carbine-length barrel with 1:7 twist handles 5.56 NATO ammunition reliably, while the nitride finish stands up to field use and the elements.
In stock
Description
This CMMG barrel sub-assembly gives you a straightforward, proven foundation for your AR-15 build. The 16.10″ carbine-length tube is constructed from 4140 chromoly steel with a durable black nitride finish that resists corrosion and wear—important if you’re running this rifle through swamps, piney woods, or dusty shooting ranges. The 1:7 twist rate stabilizes everything from 55-grain varmint rounds to heavier 77-grain loads, making it versatile for hunting, target work, or tactical training. The threaded muzzle (1/2″-28 tpi) accepts standard suppressors and muzzle devices. Whether you’re building a hunting carbine or a practical duty rifle, this is the kind of no-nonsense component that works.
Additional information
| UPC | 815835014067 |
|---|---|
| Mfr Item Number | 55DE10A |
| Manufacturer |





















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