About this rifle barrel
CMMG 12.5" Barrel Sub-assy Mc 1-10 5/8-24" Black Nitride is a rifle barrel for AR-15, 12.5 in.
Check the gas system length, muzzle threads and profile against your handguard and gas block. The twist rate tells you which bullet weights the barrel is happiest with; 1:7 and 1:8 handle heavy bullets, 1:9 and slower favor light ones.
Specifications
- Brand: CMMG
- Fits: AR-15
- Compatibility: AR-15
- Thread Pattern: 5/8-24
- Length: 12.5 in
- Twist: 1-10
- Finish: Stainless Black Nitride
- Gas System Length: Mid-Length
- Contour: MT
- Manufacturer Part #: 38D920A
- UPC: 815835016351
Buying from WBT Guns
- Delivery: Ships to your door anywhere in the United States, or pick it up free at our La Mesa store.
- Payment: Pay in full or finance with Credova.
- Questions: Fitment or compatibility questions? Call (619) 667-9453 or email sales@wbtguns.com. FAQ
WBT Guns is family-owned in La Mesa, California, and has served shooters since 2012.
A note on accuracy. Specifications, fitment and images come from the manufacturer and can contain errors or change without notice. If a detail matters to your purchase, call us and we will confirm it before you order. Any compliance notes are general information, not legal advice; California and local laws change, and the rules that apply depend on the firearm the part goes on.
