Proof Research Carbon Fiber RimX 22LR 18" SenderoPROOF Research
PROOF Research pre-fit carbon & steel barrels for Zermatt Arms TL3/SR3, Origin and RimX actions make it easy to upgrade your rifle or change calibers. The pre-fit Zermatt Arms shouldered barrels are easy to install. Simply thread it on, torque it down, double check headspace and head for the range.
* All shouldered pre-fit barrels are guaranteed for headspacing.
* Due to variance in actions we do not guarantee the timing and alignment of the barrel engraving to your stock line.
* Barrels are specific to the action type/length and are not interchangeable
This barrel shoots phenomenal. 1/2 moa at 50 yards with whatever I seem to feed it.