Needle Kit, 15 µL with Needle Seat and Needle Guid Back Catalog number: CTS-21287 Availability: In the manufacturer's stock Price on request - + Recommended CTS-A11133 Tube Assembly, Transducer to Check Valve Price on request PL7100350 MarvelXACT PLS 100µm x 350mm Price on request CTS-11265 Kit S200 Standard Pump Seals Price on request