Griffin Armament Suppressor Alignment Rod 30 Caliber

From MidwayUSA

With the appropriate Griffin Armament Suppressor Alignment Check Rod, an end user or gunsmith can verify alignment of the chosen suppressor and mount with the desired host. Installation and use of this tool is simple and should prevent baffle strikes or any unexpected issues once you get to the range. Griffin Armament has gone to great lengths to accommodate a wide variety of thread pitch and caliber options across our silencer mount and adapter products. This gives practically every end user who wishes to suppress their host the opportunity to do so!