Tija de sillín de carbono ligera 27,2/31,6 mm longitud 400 mm MTB carretera bicicleta tija de sillín
It can support a maximum load of 120 kilograms. Torque Spec （Saddle Rail）： Clamp Bolts ≤ 7Nm. Material: carbon tube + aluminum alloy clamp. Maximum Load:120KG. This is not a quality issue. Length size: 350/400mm.