Outlet Check Valve Back Catalog number: CTS-A103 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-10761 HPMV 1 & 2 Rebuild Kit w/Spool Price on request 11-4179 HPV Rotor, SIL-30AC, SIL-30ACMP Price on request CTS-21164 Rotor Seal, 6 port, Rear Price on request