The Proof Research Terminus Zeus Prefit .223 Remington carbon fiber barrel is designed for precision and performance, delivering exceptional shot-for-shot accuracy. Engineered specifically for the Terminus Zeus Action, this 20 inches barrel is pre-fit to seamlessly integrate with all actions featuring an integral recoil lug or a supplied 1/4 inches thick recoil lug. Each barrel arrives expertly chambered and threaded, allowing for a straightforward installation by simply torquing it on and verifying head space with the proper gauges. Proof's carbon fiber pre-fit barrels are the ultimate choice for Terminus actions, ensuring a superior balance of strength, lightweight construction, and accuracy. Every Terminus Zeus Prefit barrel is guaranteed for head spacing and tailored to the action type and length, maintaining precise compatibility. Due to natural variations in actions, Proof does not guarantee the alignment of barrel engraving with a specific stock line, but the performance and reliability remain unmatched.

This barrel is up to 64% lighter than traditional steel barrels of a similar contour, reducing overall firearm weight
Offers match-grade accuracy for precise and consistent performance
Heat dissipation has been improved, keeping barrels cooler and increasing their lifespan
This product is built for unprecedented durability, ensuring long lasting performance in demanding conditions

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