Product Description: Ultra-Fab Alumilite King Pin Tripod Stabilize even the heaviest 5th wheel for full front-to-back and side-to-side motion. Fastest tripod set-up (less than 30-seconds). It features an adjustable threaded hitch cup for quick and effortless fine tune adjustment. Self adjust for uneven terrain. Plus, the tripod's base footpads are a full 5" x 5 1/2" to combat sinking and tilting. It even comes complete with a padlock to protect against theft. Weighs approximately half the steel version. Lifetime warranty.