Plastic O ring Material: PP, PC, POM, Nylon size.: inner dia: 8mm, 10mm, 14mm, 15.8mm, 30.5mm Plastic O ringMaterial: PP, PC, POM, Nylonsize.: inner dia: 8mm, outer dia: 13mm, material polycarbonate, color : clear,inner dia:10mm, outer dia. 15mm, material POM, color: whiteinner dia: 14mm, outer dia. 20mm, material: polycarbonate, color: clearinner dia. 15.8mm, outer: 22.5mm, material: PP, color: ...