Brand new front/rear DRUM BRAKE SHOE for 50cc 110cc 125cc 150cc ATV Dirt Bike Scooter Go Kart Common replacement brake shoes used on Chinese brand powersports vehicle Diameter width: 4 1/8" (105mm) Thickness: 1" (24mm) Do not assume it will work with any 50cc - 150cc ATV Scooter, you will need to check the dimension of your brake shoe with the dimension provided above, they need to match to work !