Proof Research Barrel Features
This PROOF Research pre-fit carbon fiber barrel is for AR-15. The pre-fit barrels will arrive threaded, chambered, and ready for installation. By designing carbon fiber barrels specifically for the AR-15, Proof has made it easy for individuals to swap barrels on their rifle.
Proof Research Barrel Specifications
- Barrel Length: 20″
- Barrel Material: Carbon Fiber
- Barrel Twist Rate: 1:8
- Barrel Type: Threaded
- Brand: Proof
- Caliber: .223 Wylde
- Color: Black/gray
- Firearm Accessories
- Weapon Fit: AR-15
- Muzzle Thread: 1/2×28