10PCS/5PCS/2PCS Fluorine Rubber FKM 52*3.5mm-250*3.5mm Seal Rings O-Rings Description 10PCS/5PCS/2PCS Fluorine Rubber FKM Outer Diameter 52*3.5mm-250*3.5mm Seal Rings O-Rings Fluorine rubber(FKM):Heat-resistant 230° ,Good Oil resistance, Rub Resistance,Resistance to pressure,High temperature resistantEACH buy FOR 10PCS/5PCS/2PCSFREESHIP TO WORLDWIDE! Payment Return PolicyIn the unlikely event that a return is request, all returns must include all original items undamaged, in re-saleable condition, all original packaging including manuals, warranty forms, etc. Software sales are not refundable. Shipping and handling fees are not refundable. Buyer is responsible for shipping costs incurred shipping products back.Sales PolicyYour buy is a contract - buyly if you're serious about buying the item. If you are the winning buyder, you will enter into a legally buying contract to purchase the item. If payment is not received within 7 days, item may be offered to the next highest buyder or relisted at the seller sole discretion.VAT (Value-Added Tax) is buyer's responsibility. However, we will try our best to minimize it.Shipping DetailItem will be shipped within 2 working days after full payment is received. Email us if not receive items after 30 working after full payment sent.We only ship to the approved address given in PayPal payment. Please make sure payment address in PayPal is correct. Any non-received items caused by invalid address registered on PayPal are not in our full refund or replacement policy.A notification email of dispatch will be sent to buyer after item is posted. Please email us if you don't receive our email after 5 days of full payment sent.Payment MethodWe accept only PayPal payment.A non-payment dispute will be opened if full payment is not received after 14 days of product. Engineered for professional eCRATER sellers！