bmotiontech2 sets KF25 Aluminum vacuum clamp ring + SS304 center ring with FKM viton O-ring Lot of 2 sets includes2 pcs Aluminum KF25 Clampers for clamping KF25 flange2 pcs Stainless steel KF25 centering rings2 pcs FKM (viton) O-rings，Green colorHigh quality FKM o-ring with working temperature (-20C to 180C)Easy to clamp and secure tight and good sealingWe only accept PayPal on eCRATER, this means you can rest assured your order will be with you ASAP after your purchase. For your security we only despatch your order to the address you provide us via PayPal.As soon as you pay, eCRATER & PayPal will email you to let you know it's been received and as soon as we've shipped your order, we'll let you know by email that it has been despatched and the tracking number if applicable. "We want you to be 100% happy with your purchase and offer a 14 day "no quibble" guarantee"If you change your mind, or the purchase is not suitable, you may notify us to cancel the contract within 14 days after the day of receipt of item(s) and you have a duty to take reasonable care of the item(s) until we receive the item(s) back. Return posting costs will be at your expense.Any Questions?Please check this listing page carefully as the answer is usually there. If not, let us know and we'll try our hardest to reply within one working day. "" ( ) "" ( ) "" ( ) "" ( ) "" ( ) 3.1210525804bmotiontech22186831263409-05-2017 16:38:2209-05-2017 16:38:22