M-WAVE 22/32/44 Guarnitura a 3 velocità

chainwheelset, for 9(and 8)-speed, 170 mm alloy crank, steel chainrings 44/32/22 t.. (all replacable), BCD 64 mm (22t.) / 104 mm (32/44t.), JIS, for square link bottom bracket, silver, OEM