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 11-2570 Needle Seat Price on request CTS-10340 Plunger Seal Price on request CTS-10560 Seal Wash Plunger Seal, Alliance, 2/pk Price on request