Main Piston Seal Back Catalog number: 11-2588 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended 11-3883 Needle Assembly Price on request PS7100350 MarvelXACT™ PEEKsil™ 100µm ID x 350mm Price on request CTS-6809 Mobile Phase Transfer Line, TFE, 3/16" OD x 1/8" I Price on request