VANICE VANICE Bike Vacuum Tire Valve Nut Presta Inner Tube Valve Nut Accessories Suitable for Most Mountain or Road BicycleBlack

It is suitable for the modification and replacement of the valve inner nozzle and the vacuum tire nozzle lock nut After the replacement the locking force is greater and the air tightness is better The unique sealing ring can not only improve the air tightness but also prevent the nut from loosening and wheel hub damage Fully automatic tapping machine the internal tooth pattern is fine without burrs and it is smoother to use The lightweight nut is made of highgrade aluminum alloy Which greatly reduces the impact on the wheel balance and enables the driver to obtain better competition results Package Includes 2x Nut Sealing ring