Tire valve 1.For use up to 65psi cold inflation pressure 2.Iso9001:2008 no.:01711q10602r0m 3.Meet sgs text Auto parts tr414 car valve 1.Our valves are 100% leak tested and are made of only the highest quality materials 2.Our factory is one of top leading manufacturers in china. 3.Zinc alloy about 9.4g /piece, brass about 10g/ piece. Moq Tr-412BrassNatural rubber 22.2mm34mm11.5mm5000pieces Tr-413Zinc brass alloyNatural rubber 30.2mm42mm11.5mm3000pieces Screw thread8v1 Inside screw5v1 Accessories weight0.8g/valve core, 0.3g/cap PackagingLoose packaging Pcs/carton1000pcs/carton Carton size35x30x15cm