This 14.5 in. flat-free wheelbarrow tire is designed to fit most wheelbarrows and small lawn and garden equipment. It is compatible with replacement sizes such as 4.80/4.00-8 in. (15-16 in. Dia), 3.50/2.50-8 in. (13 in. Dia), and 4.00-6 in. (13 in. Dia). The tire comes with a 5/8 in. ball bearing installed and includes replacement 3/4 in. bearings to accommodate different axle sizes. The hub length is 3 in. with an axle shaft of 3.25 in. Made of high-quality solid rubber, this 3.50-8-tire will never puncture or leak, offering the same performance, bounce, feel, and cushioning as pneumatic tires. It is also resistant to UV rays when exposed to the sun. The tire features an attractive tread pattern suitable for all terrains, making it ideal for hauling firewood, gardening materials, or completing yard work. Specifications: Tire Type: Flat-Free Tire Size: 3.50-8. Material: Solid Foamed Overall Diameter: 14.5 in. Bearing Size: 5/8 in. (includes replacement 3/4 in. bearings) Hub Type: Center Hub, Hub Length: 3 in. Section Width: 3.50 in. Rim Size: 8 in. Weight Capacity: 200 lbs. Product Weight: 6 lbs. Material: Polyurethane.