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-12013 Tungsten Lamp (1000 hr) Price on request 11-3343 Tungsten Lamp Price on request CTS-2963 Backup Seal Price on request