TFE 3-Way Valve 4 (V4) Back Catalog number: CTS-10285 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended 11-3889 Needle Seat Assembly, 0.12mm ID Price on request 11-4121 Ceramic Plunger Holder Assembly, LC-10ADvp Price on request CTS-21463 Check Valve Cartridge, Ceramic, 2/pk Price on request