Complete Set of Valves for the E47, E57, or E60 Pumps. 1/2" Tube A Valve (15660) B Valve (15698) also replaces (15380) C Valve (15381) These are Brand New Valves. They are made to the same specifications as the original valves prior to 2008. The length of the B & C Valves is the same as the original valves, so the coils fit as originally designed. The Valves are in the Original Plastic Bags as they come off the Manufacturing Test Stand No Additional Handling Direct to you. Optional Stainless Steel Corrosion Resistant Nuts are included.