The 16K fixed and 16K Slider Fifth Wheel Hitches' universal design allows them to be mounted to any existing base rails or Ear-Lift's heavy duty rails. This Fifth Wheel Hitch features 11-Degree side-to-side pivot with urethane cushions and 32-Degree front-to-back pivot. Constructed of durable, powder-coated steel. Fifth Wheel Hitch Slider is ideal for a truck with a short bed, as it utilizes the slider system to avoid truck and trailer damage by allowing an additional 9" of turning clearance. Fixed height adjustable from 14. 5"-18". Slider height adjustable from 17. 5"-21"