Check Valve Cartridge, Ceramic Ball & Seat, 2/pk Back Catalog number: 11-2401 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21044 SUS Tubing B Price on request CTS-A11135 50μL Std. Zirconia Mixer Price on request CTS-3102 Sapphire Plunger Price on request