Sapphire Plunger Back Catalog number: CTS-11434 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-12013 Tungsten Lamp (1000 hr) Price on request CTS-A126 Outlet Check Valve Assembly Price on request CTS-21012 Compression Screws & Ferrules, 1/16", SS, 5/pk Price on request