Take the hassle out of hitching and unhitching your trailer. This trailer jack mounts to the tongue to simplify lifting, leveling, and adjusting. Swing back style folds securely out of the way when not needed. Adjustable height is 9 - 1/2"" Designed with solid rubber wheel. ⚠ WARNING: This product can expose you to LEAD, which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.