Proof Research 308 Win Daniel Defense Pre-Fit Carbon Fiber Barrel

The Proof Research 308 Win Daniel Defense Pre-Fit Barrel is made from carbon fiber and is designed to be compatible with Daniel Defense Delta 5 and DD5 AR-10. The barrels arrive threaded, chambered and ready for installation.

Proof Research 308 Win Daniel Defense Pre-Fit Carbon Fiber Barrel Features

Lightweight

Up to 64% lighter than traditional steel barrels of similar contour.

Extreme Temperature Resistance

Improved heat dissipation for cooler and longer lasting barrels.

Unprecedented Durability

Wrapped with high-strength, aerospace-grade carbon fiber impregnated with a proprietary matrix resin.