... oil gasket Good sealing, water resistance, oil resistance OEM,ODM available ISO9001,SGS,ROHS Lead time:30 Day transparent black and blue o ring ... ,PS,POM,PUR,PVC,PPTV,HIPS,ABS,EPE,EVA etc.,with hardness between 30-90 shore A.2)performance:Good resistance ... (The rear main seal may change color with out notice)Crank Angle Sensor O-RingFACTORY Tension Bolt Seals FACTORY 2mm Corner Seal ...