About this rifle barrel
Proof Research Barrel Stainless AR10 6.5CM 20 Rifle .875 1-8 is a rifle barrel for AR-10.
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.
Manufacturer details
Caliber: 6.5 CM - Type: PR10 - Barrel Length: 20 - Twist Rate: 8 - Gas System Length: Rifle +2 - Gas Journal Diameter: .875 - Muzzle Thread: 5/8-24 - Weight: 3lbs-1oz
Specifications
- Brand: Proof Research
- Fits: AR-10
- UPC: 843068100622
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.
