Needle Guide Back Catalog number: 11-2591 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended PS7075150 MarvelXACT™ PEEKsil™ 75µm ID x 150mm Price on request CTS-21129 Check Valve, Ti, Price on request CTS-10548 Gold Plunger Seal, Analytical Heads Price on request