Cartridge, Intelligent Valve Back Catalog number: CTS-A11336 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-0620 Outlet Check Valve Cartridge Price on request 11-2570 Needle Seat Price on request 11-2529 Screw, Comp., 10-32, 304SS, (Gold-Plated), 10/pk Price on request