Pretty dang cool! JK Armament's VSX configurator allows you to spec out a silencer just how you want it, then JK builds it just for you. Any combination of bore diameter calibers, materials, accessories, and more all as one suppressor. Reconfigure it to match whatever you're shooting, but it's just one tax stamp and one wait period. Very slick!
...
https://www.youtube.com/watch?v=2ajkuyOqJWc