Compression Screws & Ferrules, 1/16", SS, 5/pk Back Catalog number: CTS-21012 Manufacturer: SCIENCIX Availability: In the manufacturer's stock Price on request - + Recommended CTS-21010 Cartridge Check Valve Housing, 2/pk Price on request CTS-A11095 Check Valve, Double Ball & Seat Price on request CTS-10324S Seal Pack w/Needle Price on request