Telaio Bici Ingranaggio Fisso 49cm-58cm Alluminio Corsa Pista Bici Telaio Fisso
Size: 49cm 52cm 55cm 58cm. Wheel size :700x23C or 700x25C. Hub axle spacing：front 100mm, rear 120mm. Fit bottom bracket: 68mm, English thread. We're ready to assist you and provide the best communication to fix the existed problem.