Proof Research 100431 AR-Style 223 Wylde 16 in Midlength Gas System 1:7 in Twist 4 Grooves, 1/2-28 tpi, Carbon Fiber Wrapped, Rifle Barrel

Overview

The Proof Research AR-style barrel is engineered to deliver match-grade precision while significantly reducing weight compared to traditional steel barrels of a similar contour. Chambered in .223 Wylde with a 16-inch length and a midlength gas system, this barrel features a 1:7-inch twist rate, 4-groove rifling, and a threaded 1/2"-28 tpi muzzle. Wrapped in high-strength, aerospace-grade carbon fiber impregnated with a proprietary matrix resin, the barrel offers superior heat dissipation for cooler, longer-lasting performance in the field. It is designed to fit standard AR-platform firearms, combining rugged durability with a lightweight profile.

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