Car Engine Parts Rubber Valve Stem Oil Seal Xingtai City Hengrun Rubber and Plastic Co., Ltd. Base Info Model NO.:all sizeTrademark:GTITransport Package:Original Packaging or CustomizedSpecification:20*10*5Origin:HebeiHS Code:4001220000 Description Pre:Motorcycle Valve Stem National Oil Seal NBR Next:Wear Resistant PTFE Valve Stem Seal for Heavy Mechanical Seal