Harris KH1109 Specialty Gases Two-Stage Gas Regulator CGA 660 742-050-660-ADWorks Great. Fully Tested and Functional.Very Good, Preowned Condition. Shows signs of normal use mostly minor - Please see the pictures for details.For use with corrosive gases. The pictures are Detailed - Please see them carefully to see all the details about the gauges and includedattached pipesparts.Sold as is and pictured - the item you see in the pictures only - Nothing else included. Text pleasePrice - $180 Sorry, cash only