Needle Guide Back Catalog number: 11-2591 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended PL7050600 MarvelXACT PLS 50µm x 600mm Price on request CTS-A11431-02 Cartridge Check Valve Housing, 2/pk Price on request CTS-10391 Plunger Wash Seal Price on request