Needle Assembly, PEEK™ Back Catalog number: CTS-A11151 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-10573 Injection Valve Rotor Seal Price on request CTS-21243 1/16'' Ferrule set, 2/pk Price on request CTS-11265 Kit S200 Standard Pump Seals Price on request