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-10759 Piston Seal Backup Ring Price on request CTS-10692 HPMV Gold Seals, 2/pk Price on request 11-1239 Ferrule, 1/16", SS, 10/pk Price on request