Plunger Seal and Back Up Ring Back Catalog number: 11-4126 Manufacturer: SCIENCIX Availability: In the manufacturer's stock Price on request - + Recommended CTS-A11336 Cartridge, Intelligent Valve Price on request CTS-6958 Indicator Rod Kit Price on request PL7025150 MarvelXACT™ PLS 25µm x 150mm Price on request