Needle Assembly Back Catalog number: 11-3883 Availability: In the manufacturer's stock Price on request - + Recommended PS7025600 MarvelXACT™ PEEKsil™ 25µm ID x 600mm Price on request CTS-00230-02 O-Ring, PTFE Price on request CTS-10692 HPMV Gold Seals, 2/pk Price on request