3/16" Hose I.D.x1/4" MPT Brass Barb Insert. This lead-free compliant product meets Public Law 111-380 and is suitable for use with hose clamps or crimp-type ferrules. It operates within a temperature range of 32 to 200 degrees Fahrenheit and features barbed edges for a positive connection and excellent vibration resistance. Barb size is hose ID.
WARNING: This product can expose you to lead, a chemical known to the State of California to cause cancer and reproductive harm. www.P65Warnings.ca.gov