To cut a stirrup in case of a problem. Originally, the brake hoses are crimped with a single hose: you have to change the whole hose when you have a problem. With the hose kit we provide, you can change only the part that is damaged. Valves allow you to isolate the wheel that has a problem and continue to the next assistance point, because the Can-am with its variator is a vehicle without engine brake, it is very difficult in that. It's a very small expense to keep in mind.