CMMG 30D120A Barrel Sub-Assembly 300 Blackout 16.10″ Black Nitride Finish 4140 Chromoly Steel Material Carbine Length with Medium Taper Profile for AR-15
$172.12
This CMMG 300 Blackout barrel sub-assembly delivers the velocity and accuracy you need for subsonic and supers alike. Built on a proven 4140 chromoly steel platform with a 1:7 twist and threaded for suppressors, it’s ready to drop into your AR-15 build.
In stock
Description
The CMMG 30D120A is a complete barrel sub-assembly engineered for 300 Blackout shooters who demand reliability. The 16.10″ carbine-length profile strikes a balance between portability and velocity, while the 1:7 twist rate stabilizes both subsonic and supersonic loads without compromise. Built from 4140 chromoly steel and finished in durable nitride, this barrel handles repeated shots and field use. The 5/8″-24 threads are ready for your suppressor, making this ideal for hunters and tactical shooters who run cans. Whether you’re building a new upper or replacing a worn barrel, this sub-assembly does the work without extra headaches.
Additional information
| UPC | 815835016238 |
|---|---|
| Mfr Item Number | 30D120A |
| Manufacturer |
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