You may be unable to install some small parts£¬ such as hot wheels£¬ just because of your bike's Presta valve£¬ with this adaptor£¬ you can install those parts freely.
Suitable for bikes with Presta valve
With built-in rubber sealing ring to prevent air leakage
Full brass + rubber ring (ensure good sealing)
Color: bronze
Material: metal
Size: about 15 x 9.6 x 9.6 mm
Thread diameter: 7.63 mm
Valve diameter: about 4.56 mm
1 x Valve Adaptor