Shut Off Coupler, Application Dental Equipment, Pneumatic Systems, Water Lines, Fitting Side A Connection Type Plug in Stem, Fitting Side B Connection Type Compression, Flow Control Type Shut-off, Fitting Material Brass, Overall Length 1 7/16 in, Specific Fitting Shape Shut-off Type Insert, Finish/Coating Chrome Plated, Material Grade CA360, Fitting Side A Tube Outer Diameter 3/8 in, Fitting Side B Tube Outer Diameter 3/8 in, Compatible Tube Material Nylon, Polyethylene, Polypropylene, Vinyl WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov -