Screw, Comp., 10-32, 304SS, (Gold-Plated), 10/pk Back Catalog number: 11-2529 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended 11-1600 Check Valve, Secondary Inlet Price on request CTS-11380 2690/2695 Performance Maintenance Kit w/Seal Pack Price on request CTS-21089 Needle Seal (For pH 1-14, for operation up to 130 Price on request