Set ruote bici da strada 700C 40mm con mozzo in fibra di carbonio impianto frenante a V 20 fori
40MM cutter ring, the characteristics of the rim, larger than the ordinary ring, more delicate than the big cutter ring, and the. 20 hol e s on the front wheel, 24 holes on the rear wheel. Support 8, 9, 10.11 speed.