Description Are you still looking for a sturdy and durable trolley wheels? Have you found a suitable and affordable trolley wheels? If not, why not take a look at our Casters? Triangle structure design, sturdy and stable, these wheels are the good accessories for the cart, easy to install and remove. Features -Color:Black-Material:Plastic,iron-Size:21.50X21.50X5.00cm/8.45X8.45X1.97in-Durable: adopting special triangle running wheel design, can effectively reduce wear when climbing stairs.-Stable and no shaking: the shopping cart wheel with bearing and wheel design can ensure stability and no shaking.-Heavy load: Made of plastic and iron material, it can withstand large loads and is suitable for shopping carts and vegetable carts.-Portable and lightweight: the wheel is medium and can be quickly stored, very convenient to use.-Humanized design: more convenient when climbing stairs, to meet the needs of different consumers.Packing list: 1 x Pair of Cart Wheels