UPLC Check Valve Assy, Spring Loaded Back Catalog number: CTS-21100 Availability: In the manufacturer's stock Price on request - + Recommended 11-3321 Wash Seal Gasket, 6/pk Price on request CTS-12016 Compression Screw, 1/16", SS, 10/pk Price on request PL7100600 MarvelXACT PLS 100µm x 600mm Price on request