Sapphire Plunger Back Catalog number: CTS-10323 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21422 Needle Seal Kit Price on request CTS-21010 Cartridge Check Valve Housing, 2/pk Price on request CTS-21155 Capillary, 300mm x 0.17mm ID, w/Fittings Price on request