Our MaxxHaul 12 in. Flat Free Tire is made from high quality, solid polyurethane to prevent any sort of damage, puncture, or deflation to the tire. It has a load capacity of 150 kg (330 lbs.) and is the perfect replacement wheel for trailer dollies, hand trucks, carts and more. Our tire has a diameter of 12 in., fits 25 mm (1 in.) axles and has an axle bushing width of 96 mm. (4 in.) It also comes pre-mounted on a heavy-duty, steel rim for easy installation. This wheel is not meant for highway use.. Tires are flat-free and made from high quality, solid polyurethane to prevent any sort of damage, puncture, or deflation to the tire. Perfect replacement wheel for trailer dollies, hand trucks, carts and more. Has a load capacity of 150 kg (330 lbs.), not meant for highway use. Has a tire diameter of 12 in., fits 25 mm (1 in.) axles and has an axle bushing width of 96 mm (4 in.). Comes pre-mounted on a heavy-duty, steel rim for easy installation. Wheel Diameter (in.): 12 in. Front or rear: Either. Used with Equipment Type: Utility