no leakage servo oil pumping system

{"cid":"91222753","title":"Rear Crankshaft Rubber Oil Seals SB Pump Oil Seals 20 * 40 * 11","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/83\/d2\/549040e44d674a218e18a7aa39d3-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"CCO","Model Number":"SB Oil Seal","Minimum Order Quantity":"Negotiable","Place of Origin":"China","Payment Terms":"L\/C, T\/T, Western Union","Supply Ability":"10000\/week","Packaging Details":"Paper+Carton Box","Fit For":"motor system","Color":"Black And Gray","Package":"Carton","Service Life":"Above 5 years","Resistance To":"Oil, Grease, and Dust","Temperature Range":"-40\u00b0C to 120\u00b0C"}}