[Durable Performance] The chrome plated brass surface is durable and waterproof, which prolongs the service life of the original tire valve screws.
[Screw-on Design] This extension valve cap is screwed on instead of the original valve cap and doesn't need to be removed to check air pressure or to add air.
[Easy Installation] Easy to install, simply screw onto current tire stem, no additional dust cap required.
[Increase Tire Life Span] This screw-on valve cap stem extension will increase tire life span, lower fuel consumption and increase driving safety.
[Easy to Check Pressure] It is very easy to check tire pressure without losing your valve caps and effectively prevent gradual loss of air.