●??Front Rim?? 26"x3"x13G aluminum double Polish FAT rim,Spokes Chrome, Axle 3/8"*13G*36H*135*175mm ●??Rear Rim??26”x4”x13G aluminum double Polish FAT rim,Spokes Chrome,Axle 3/8"*12G*36*170*215mm ●??Speed Design??KT Coaster Brake, 22T Freewheels ●??Universal Fit??Designed to fit most standard 26"cruiser, mountain bike, city bike and beach cruiser style bicycles. ●??Support??If there is any defective which you received, please contact us and we will give you a satisfaction solution.