Check the listing for details. KF25 (NW25 to KF16 (NW16) Flange vacuum conical reducer Stainless steel 304 A588. Condition: New. Listed at 9.30 USD. Application:vacuum fittings Specification :brand newKF25 (NW25) to KF16 (NW16) Conical Reducer, Stainless Steel, Vacuum AdapterKF-25 Flange diameter 40 mm / KF-16 Flange diameter 30 mm,End to end length 40 mmReasonable priced optional vacuum parts Package Included: 1 piece of KF25 (NW25) to KF16 (NW16) Conical Reducer Shipping 1. We only ship within USA. 2. Item will be shipped out within 48 hours upon receipt of payment, and it takes about 4-7 BUSINESS DAYS for delivery 3. Please make sure your address in eBay is correct. If you want to change the address please E-mail us right after you pay for the item.Application:vacuum fittings Specification :brand newKF25 (NW25) to KF16 (NW16) Conical Reducer, Stainless Steel, Vacuum AdapterKF-25 Flange diameter 40 mm / KF-16 Flange diameter 30 mm,End to end length 40 mmReasonable priced optional vacuum parts Package Included: 1 piece of KF25 (NW25) to KF16 (NW16) Conical Reducer Shipping 1. We only ship within USA. 2. Item will be shipped out within 48 hours upon receipt of payment, and it takes about 4-7 BUSINESS DAYS for delivery 3. Please make sure your address in eBay is correct. If you want to change the address please E-mail us right after you pay for the item.