UNISIG R50-4M rifling machine for medium caliber barrels

For precision rifling of barrels up to 4m in length (157 in) and between 20 and 50mm caliber, UNISIG has a capable solution: The R50 rifling machine. With a fully programmable twist rate, barrel manufacturers have excellent control over the rifling process, and exceptional accuracy. The intuitive operation allows rifle manufacturers to confidently produce barrels to their distinct specifications.