Fits compound bows with 1/2" cut out holes in the riser;Fit most machined aluminum risers
The Bowjax RizrJax Dampener is the best solution for taking vibration out of the bot riser itself. Rizrjax Monsterjax Dampeners are attached by a machined screw through a hole in the riser. If you've got a bow with some vibration, throw on some RizrJax and it'll calm that previously untamed bow.