May be used for the front or rear brakes The rim brake caliper assembly for the Mongoose Expo Freestyle scooter is the same for both the front wheel and the rear These brake calipers mount vertically directly above the front wheel and horizontally in front of the rear wheel 30 Day Warranty Description The rim brake caliper assembly for the Mongoose Expo Freestyle scooter is the same for both the front wheel and the rear. These brake calipers mount vertically directly above the front wheel and horizontally in front of the rear wheel. We also offer compatible brake pads, brake levers, and more for the Mongoose Expo Freestyle scooter.