Check Valve Cartridge, Ceramic Ball & Seat, 2/pk Back Catalog number: 11-2401 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended 11-2529 Screw, Comp., 10-32, 304SS, (Gold-Plated), 10/pk Price on request CTS-A121 Outlet Check Valve Price on request PS7100600 MarvelXACT™ PEEKsil™ 100µm ID x 600mm Price on request