16×6.50-8″ Tire. 15.8″ tire diameter; 5.9″ in width Flat Free Tire made of solid, polyurethane foam. Non-marking. Turf Tread 3″ Centered Hub. 3/4″ Bushing Common lawn mower tire size 500 lb load capacitySolid Polyurethane Eliminate Flats – Eliminate Downtime. Marathon Flat Free Lawn Mower Tire & Wheel Assemblies Marathon flat free tires provide the bounce and load handling characteristics similar to an air filled tire – with the benefit of never going flat. Marathon flat free mower tires are lightweight and non marking and come mounted on a heavy-duty steel rim with oil infused sintered iron bushing. Lightweight Non-Marking Heavy Duty Wheel Commercial Grade Oil Infused Bushings