UPLC Primary Check Valve Assy, 2/pk Back Catalog number: CTS-A11094-02 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21219 Piston, Ceramic Price on request CTS-11380 2690/2695 Performance Maintenance Kit w/Seal Pack Price on request CTS-00230-02 O-Ring, PTFE Price on request