Mega Mover 18-piece Furniture Mover Set, Grey. Mega Movers let you move and re-arrange furniture quickly and easily on your own. Use the lever to raise furniture and slide the trolleys in place. Then, simply roll furniture into position or out of the way with minimal effort. The risers position the lever to the perfect height to lift almost any piece of furniture. What You Get 4 Carpet sliders 4 Large risers Lever Lever cradle 4 Small risers 4 Trolleys Instructions Manufacturer's 1-year limited warranty Sliders approx. 3.8"L x 3.5"W x .5"H Large risers approx. 3"L x 3"W x 1.9"H Lever approx. 12"L x 2.8"W x 2.5"H Lever cradle approx. 2.9"L x 2.6"W x .9"H Small risers approx. 3"L x 3"W x .75"H Trolley approx. 4"L x 3.1"W x 1"H Maximum Weight Capacity: Large risers, lever, lever cradle and small risers approx. 660 lbs. Sliders and trolley approx. 240 lbs. Material Composition: Plastic and metal Care: *Care: If cleaning is needed, wipe with a damp cloth and allow to air dry before storing Country of Origin: China