Sledhead Ski Wheels (Dolly) Skidoo - Polaris - Arctic CatMake moving a snowmobile on bare ground as easy as on snow! Saves both skags and the base of the ski from unnecessary wear. The function is independent of the profile of the ski and the ski hook. Fits most skis (with single keel) from 140 200mm width. Quick and easy attachment to the ski. Only width adjustment may be needed, but is partially self adjusting and therefore works for many different ski models completely without adjustment. Extra large