700C Set Ruote Bici Strada Altezza 30/40MM V/C/Cerchio Freno Anteriore Posteriore Bici Ruote
40mm outer width 21.5 Inner width: 15.5. Weight : Approx. 30mm 1650g 40mm 2000g. Brake system : V/C rim brake, disc brake. Hub ：This wheel set uses the V-brake specification by default and supports the rim brake.