Juego de ruedas de engranaje de bicicleta de carretera Superlight 700C freno de disco ruedas de 40 mm
2.700C Six hole Disc brake ( use Six hole disc rotor ,Front wheel 9x100mm, Rear wheel 9x135mm). The disc brakes has 24 holes on the front wheel and 24 holes on the rear wheel. Front wheel 100mm and Rear wheel 135mm 142MM.