Amazon.com: Tricam Farm and Ranch FR2210 Pneumatic Replacement Tire for Wheelbarrows and Utility Carts, 16-Inch : Patio, Lawn & Garden
Marathon Universal Fit Pneumatic (Air-Filled) 14.5-inch Tire and Wheel Assembly, Replacement for 4.80/4-8; 4-8; 4.80-8; 4-6; 3.50-8, Wheelbarrow/Cart Use, Castle Tread in the Wheels & Tires department at Lowes.com
Amazon.com: Upgraded 16" Flat Free Wheelbarrow Wheels and Tires, Universal Fit 4.80/4.00-8 Solid Wheelbarrow Wheels with 5/8" Bearings, Non-Slip 16" Wheelbarrow Tires for Wheelbarrows/Garden Trailers-1PCS(Black) : Patio, Lawn & Garden
Wheelbarrow Tires, Wheels & Hand Truck Parts at Ace Hardware
Marathon 14.5 in. Flat Free Universal Wheelbarrow Wheel 00270 - The Home Depot