This Milwaukee 10 in. Flat Free tire provides the cushioning of a pneumatic wheel but will never go flat. It has a welded steel hub, 5/8 in. ball bearings and a 400 lbs. load capacity. Milwaukee-The Name the Pro's Trust.. 10 in. flat free tire never goes flat. Provides the additional cushioning of a pneumatic wheel but will never go flat. 400 lbs. load capacity. Steel hub with 5/8 in. ball bearings. Includes spacers and bushings for hub and axle configuration. Wheel Diameter (in.): 10. Wheel Diameter (in.): 10 in.. Front or rear: Either. Used with Equipment Type: Hand Truck. Used with Equipment Type: Pressure Washer. Used with Equipment Type: Generator. Used with Equipment Type: Snow Blower. Used with Equipment Type: Log Splitter