Wheel Dia: 16cm / 6.3inch ; Capacity: 10kg / 22lb per wheel. Color: Black; Package Content: 2 x Shopping Cart Wheels. Material: Rubber Foaming, Plastic; Per Wheel Weight: 80g. Easy and convenient for installing, durable and practical for use. Suitable for fixing on shopping trolley, station hand pushcart, travelling luggage cart and bike cart.