Gold Plunger Seal Back Catalog number: 11-4133 Manufacturer: SCIENCIX Availability: In the manufacturer's stock Price on request - + Recommended CTS-21480 Check Valve, Cartridge Price on request CTS-11312 PEEK™ Rotor, HPV Price on request CTS-21171 Rotor Seal, H-Assy, 6 Port 2-Position Price on request