Set Cerchi in Lega di Alluminio per Bicicletta 20 Pollici con Freno a V Mozzi in Fibra di Carbonio Ruote
Carbon fiber hub, front two rear five bearings. high pressure tire pad + gasket + quick release + 2 spare spokes. V brake, front 16 holes, rear 21 holes. front 74/100mm, rear 130mm. front 660g, rear 840g.