Description This cart caster is made of rubber and foam material, with the stable structure design, this cart caster is stable and has a good performance. Can be used for the small cart, trolley, helping the cart to slide smoothly and fast. This will be a good accessory for the trolley.These wheels are designed with stability and convenience in mind. Features -Color:As Shown -Material:Rubber, foam -Size:16.50X16.50X3.20cm/6.48X6.48X1.26in -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 sturdy material, which is more durable, and is not easy to shake when pulled the cart.Package listing: 2 x Casters