Sapphire Plunger Kit Back Catalog number: CTS-10475 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21015 Ferrule, 1/16", SS, 3/pk Price on request CTS-10600 Check Valve Cartridge, 2/pk Price on request CTS-10493 Check Valve Cartridge, 2/pk Price on request