Plunger Holder Back Catalog number: 11-3897 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-A103 Outlet Check Valve Price on request 11-4063 Outlet Check Valve Price on request 11-4073 LC-30AD Plunger Holder Assembly, UHP2 (w/Diaphragm Price on request