Our snowmobile Ice Scratcher is so small, you can store it along the rail of your sled when you don’t use it. Rely on it for extra cooling to never stay stuck in tough or icy conditions. Cooling Function Provides additional cooling in hard and icy conditions. Installation & Use The spring configuration makes it possible to drive in reverse, reducing the risk of damage. Small and discreet, can be stored along the rail when not in use. For hook replacement use service part 860202574. An additional wheel is required on snowmobiles under certain conditions when installing the Rail Ice Scratchers. Please see instruction sheet.