3/8" x 3/8" female compression, brass, adapter, highly durable, easy to use, lead free, for use with copper, brass, aluminum & plastic tubing, great for retro fit jobs with pre-existing plumbing.
WARNING: This product can expose you to lead and lead compounds, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.