Plunger Seal Back Catalog number: CTS-10340 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-10493 Check Valve Cartridge, 2/pk Price on request CTS-A11135 50μL Std. Zirconia Mixer Price on request CTS-0038 Tube, Right Inlet Pigtail Price on request