Inlet Check Valve Back Catalog number: CTS-A159 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-12016 Compression Screw, 1/16", SS, 10/pk Price on request CTS-A11336-02 Cartridge, Intelligent Valve, 2/pk Price on request CTS-10324S Seal Pack w/Needle Price on request