Plunger Seal and Back Up Ring Back Catalog number: 11-4126 Manufacturer: SCIENCIX Availability: In the manufacturer's stock Price on request - + Recommended PS7025600 MarvelXACT™ PEEKsil™ 25µm ID x 600mm Price on request CTS-5559 Priming Syringe Needle Price on request CTS-11315 Needle Seal, PEEK™ SIL-20 Price on request