... V-Ring, U-Ring, E-Ring,SizeCustomized/standard and nonstandardMaterialNBR, HNBR, EPDM, SILICONE, VITON, FFPM, ... , REACH, ISO9001:2001.ColorCustomizedSPECIALFeaturesOil-resistant; heat-resistant; abrasion-resistant; aging-resistant; insulation; acid and alkaline resistant; airtight; shock absorption, etc ... after confirmation of the sample or according to customers’ order quantityPayment TermT/T or L ...