4pcs Off Tire Ing S Kit Automatic 6-30psi Tyre Tire Pressure Relief Valve Def

Brass make to prevent rust or corrosionNo tools required, just screw on & off by handCan be used on any standard tyre valve stemRapidly deflate tyres down to 6psi to 30psi in a few minutes immediately releases from tyre once screwed on, stopping at present pressure level.Specifications:Colour:goldMaterial:copperSize:Outer diameter: 17.00mm length 41mmPackage Contents:4 * Brass Tire Venting Machine sOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.