... the highest quality materials2.Our factory is one of top leading manufacturers in China.3.the other term can be ... are the factory specialized in tire valve.our main type of tire valve are TR618,TR416,v3.20.6,v3.20 ... .2H3,V3.20.6H,TR570 and so on. Of course ,like TR413,TR414,we all provide.If you ... interested in our products,plc contact us . TR600HP motorcycle of snap-in tubeless Tire Valve stem