Shop Tuff STF-924TWR Tandem Wheel Changing RampColor: Black Features: Measures 24" x 8. 5" x 7"; capacity is 6 tons single unit Designed with 5. 5" of lift to easily change tandem tires Constructed of heavy duty, durable polypropylene; easy to use just drive the good tire onto the ramp Allows you to keep your cargo in the trailer; features gripping traction treads for a secure hold Can also be used as a wheel chock or in a pair for even more tasks; 1 year limited manufacturer's parts warranty