Silicon Rubber O Ring 1,Material:silicone rubber 2,Feature:eco-friendly,non-toxic,harmless 3,Usage: industry 4,OEM ACCEPTED Silicon Rubber oringFeature: Professional manufactory with High quality + Cheapest price+ Best service+ +Strong design+Fast deliveryMaterial100% high quality silicon material, Eco-friendly, harmless, non-toxic, non-corrosiveness.Size202*12*2mm,180*12*2mm, and also can be ...