Camco Olympian RV King Pin 5th Wheel Stabilizer adds greater stability to the front of the 5th wheel. It has major height adjustments that is made by simply moving the adjustable foot pads inward or outward and minor adjustments is made at the screw level with the provided stabilizing adjusting lever. It is designed to be used with a 5th wheel trailer whose coach has a king pin height of 38-1/2 inch to 50 inch. Its fully assembled with steel tube construction and has chrome chain as well as certified having a 5000 lb load capacity.