Sapphire Plunger Back Catalog number: CTS-11297 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-A11336-02 Cartridge, Intelligent Valve, 2/pk Price on request CTS-A11094-02 UPLC Primary Check Valve Assy, 2/pk Price on request CTS-10493 Check Valve Cartridge, 2/pk Price on request