Check the listing for details. Stenner Pump UCCP2FD Santoprene Replacement Tube with Duckbills - 2 pk. Condition: New. Listed at 34.29 USD. Water Chemical Systems LLC. Our eBay Store Contact Us Add to Favorite Sellers Stenner Pump UCCP2FD Santoprene Replacement Tube with Duckbills - 2 pk Replacement Stenner Santoprene pump tube assembly. This tube is a standard Number 2 tube. Two replacement tubes, standard 1/4 inch ferrules and two duckbills included. Product Details Works with Classic, SVP, and S Series Pumps Package includes: 2 #2 Santoprene Tubes, 2 Check Valve Duckbills, and 4 1/4" Ferrules 100 psi max When used with Classic 45 Series Pump, maximum output 10 gal/day When used with Classic 85 Series Pump, maximum output 17 gal/day Returns: Your satisfaction is our top priority and offer a 30 day return policy on un-opened and unused goods. Contact us via eBay to process a return and get an RMA #.