Marathon Flat Free Tire 30030 - 4.10/3.50-4 Sawtooth Tread - 3.5" Centered - 5/8" Bearings

This wheel is from one of the industry's largest lines. Durable and extremely high quality.

This wheel is liquid cast to a thickness of approximately 1/2" and chemically bonded onto heavy-duty iron wheel centers. The distinctive green treads are chemically inert, non-sparking, non-conductive, impervious to ozone, grease and most oil and solvents, and will not mark floors.

This solid cushion rubber tire is permanently molded onto iron wheel centers to provide a rugged, long wearing wheel that is widely used on industrial equipment. Tire has a thickness of about 1" and hardness of 70 Durometer.

The Milwaukee 10" Flat Free Wheel is a tough, maintenance-free replacement tire engineered to keep your hand truck rolling without downtime. Its foam-filled, flat-free design provides the cushioning and smooth ride of a pneumatic tire but will never go flat or require air, saving time and hassle on job sites or during frequent use. Built with a welded steel hub and precision 5/8" ball bearings, this wheel offers dependable strength and a 400 lb load capacity, making it ideal for material handling, warehouse work, or moving equipment over rough or uneven surfaces.

This Aqualite wheels is one of the genre loosely referred to in the industry as "polyolefin" or "polypropylene," but unlike most competitive designs, this wheel has heavily-sectioned hubs and rims to withstand the rigors of industrial service. They are injection molded from blended polymers that provide an impact-resistant wheel impervious to water, brine, gasoline and oil, and most common acids, chemicals and solvents.