LC-30AD Plunger Holder Assembly, UHP2 (w/Diaphragm Back Catalog number: 11-4073 Manufacturer: SCIENCIX Availability: In the manufacturer's stock Price on request - + Recommended CTS-10323 Sapphire Plunger Price on request CTS-21421 PM Kit, 1290 Binary Pump Price on request CTS-10985 600/610 Performance Maintenance Kit Price on request