... resistance against high-temperature, abrasion, oil, corrosion, and ageing, and superior sealing effect3. single spring or double spring for your choice4. ... quantity: 1000pcs6. sample is OK to send you for checking the quality. GoodsValve oil sealModelCG125, CD70,etc.Regular colorBrown, ... sealing, durablePackingbag, blister card , or as required High Quality Valve Stem oil seal for motorcycle