8" Casters Set of 4 Heavy Duty Plate Casters 8 Inch Swivel Industrial Rubber Wheels for Cart Furniture and Workbench Locking Outdoor Dolly Castors Replacement Load 3000Lbs (Free Bolts Nuts and Screws):
AllRight Wheelbarrow Tyre 8 inch Wheelbarrow Wheels Trolley Replacement Wheel Solid Rubber Tyre for Garden Trolley Sack Truck Hand Trolley Cart : Amazon.co.uk: Business, Industry & Science
R-Trac Rear Wheel 2-Pack, 8" x 2" No-Flat (Pair of wheels for R6 & R8)
8 inch Black Steel Wheel for Golf Cart Centered | 4/4 (4 x 101.6mm) Bolt Pattern 841417139989 | eBay