PROOF Research Carbon Fiber Barrel 22 ARC 22" Sendero Contour Short Action

PROOF Research pre-fit carbon fiber barrel designed for Zermatt Arms TL3/SR3 Origin and RimX actions in 22 ARC caliber. Features 22-inch length with Sendero contour for short action rifles. Easy installation with shouldered design - simply thread on, torque down, and verify headspace. Carbon fiber construction provides up to 64% weight reduction compared to steel barrels while offering improved heat dissipation and enhanced durability for cooler, longer-lasting performance.