Plunger Seal and Back Up Ring Back Catalog number: 11-4126 Manufacturer: SCIENCIX Availability: In the manufacturer's stock Price on request - + Recommended CTS-A11381 Needle, SS, 30μL Price on request CTS-A11142 Tube Assy, Inject Outlet Price on request CTS-21192 Cartridge, BioAcquity, I2V Price on request