Injection Valve Rotor Seal Back Catalog number: CTS-10573 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended 11-2401 Check Valve Cartridge, Ceramic Ball & Seat, 2/pk Price on request 11-4052 Needle Seal, SIL-30AC, SIL-30ACMP Price on request CTS-A103 Outlet Check Valve Price on request