The trolley wheels can help you move your cargo with ease. They are crafted from iron materials that are durable and long-lasting. You can trust that these wheels will not wobble or shake during the transportation process, allowing for a smooth and effortless ride. Features -Color:Black-Material:Iron-Size:13.00X13.00X3.00cm/5.11X5.11X1.18in-With the stable structure design, the trolley wheel is more stable when transporting goods.-Wide range of use, can be used when shopping cart, trolley, or other type cart, much convenient.-This trolley wheel can be installed or removed with ease and convenience, also easy to store.-The cart wheel is a good helper to help you transport goods, allowing you to travel easily.-This cart caster is made of iron material, which is more durable, and is not easy to shake when pulled the cart.Packing list: 2 x Cart Wheels