Plunger Seal Back Catalog number: CTS-10693 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21171 Rotor Seal, H-Assy, 6 Port 2-Position Price on request CTS-10761 HPMV 1 & 2 Rebuild Kit w/Spool Price on request CTS-10476 Sapphire Plunger, Alliance Price on request