Upgrade or switch calibers with ease using PROOF RESEARCH pre-fit carbon barrels for Zermatt Arms TL3, SR3, Origin and RimX actions. Designed for simple installation, these shouldered barrels thread on quickly - just torque to spec, verify headspace and you're ready to hit the range.

Up to 64% lighter compared to traditional steel barrels with a similar contour
Enhanced thermal resistance - optimized heat dissipation for cooler and more durable barrels
The product exhibits exceptional durability, being encased in high-strength, aerospace-grade carbon fiber that is infused with a proprietary matrix resin
1:7.5 barrel twist rate

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