Needle, Uncoated 20 Series Back Catalog number: CTS-21262 Availability: In the manufacturer's stock Price on request - + Recommended CTS-11092 O-Ring, PTFE Price on request 11-1597 Piston Assembly, TZP Price on request 11-4122 PTFE Diaphragm, LC-30AD/i-Series, 2/pk Price on request