Piston, Ceramic Back Catalog number: CTS-21219 Availability: In the manufacturer's stock Price on request - + Recommended 11-3889 Needle Seat Assembly, 0.12mm ID Price on request PL7050600 MarvelXACT PLS 50µm x 600mm Price on request CTS-A11094-02 UPLC Primary Check Valve Assy, 2/pk Price on request