Shop for Carts and Wheelbarrows from Hayneedle.com! About Wheel Types All Scenic Road Wheelbarrow tires are mounted on American-made wheels that include grease fittings for years of trouble-free service. Ribbed tire: 16-inch 2-ply tire for general applications. Knobby tire: 16-inch diameter, 3.5-inch wide 4-ply tire for general applications. Superior traction, longer life, and less maintenance. Turf tire: 16-inch diameter, 6-inch wide 4-ply tire ideal for moving heavy loads over soft ground, stone, and sand. This is the tire for professional landscapers. Longer life and less maintenance. Flat-free tire: 16-inch diameter, 3.5-inch wide maintenance-free tire. Never needs air and is virtually indestructible - eliminates damage from nails and screws, sealed-cell design doesn't absorb water. The longest life and zero maintenance. About Scenic Road Manufacturing Every Scenic Lane wheelbarrow is made from top-quality American parts and assembled in Lancaster County, Pennsylvania. They're so confident in their powder-coated steel, thick wood handles, and high-grade American Ash that they offer one of the best warranties in the business - 10 years on Sceneic Road and 5 years on Scenic Lane, no questions asked.