o ring Materials:silicone rubber,NBR,NR,FPM,EPDM, silicone, SBR,PU Specifications: Molded, OEM o ringMaterials: NBR, NR, EPDM, silicone, SBR,PUFunction: automobile/machine ... and the detail designApplication:automobile, motorcycle, industry,ect We can produce according to your samples or draft/ customersdesign and specification are accepted. o ring