The Heavy Duty Truck Tire Wheel Dolly Series is designed to lift and move heavy tire/wheel assemblies with ease. The use of this product will save service technician from having to lift heavy truck tire/wheels. All ESCO Truck Tire Wheel Dollys feature smooth rollers that all for accurate positioning the tire/wheel back onto the hub, by being able to move the tire 360 degrees in either direction. Easy to maneuver and operate, makes the ESCO Truck Tire Wheel Dolly Series a must have for any shop.; Heavy duty wheel dolly designed specifically for super single and flotation tires; 14" ; 355mm wide rollers accommodate even the largest super single wheels; Lifting capacity of 450 lbs. ; 204 kg; Works with standard size truck tires 19.5" through 24.5" ; 495mm – 622mm