Usage Tips:This product is a wheelchair wheel, made of solid materials, safe and durable. It can serve you for a long time without being easily damaged. The product is an excellent wheelchair wheel that can bring you more convenience, allowing you to have a more comfortable experience.Features-Color:Black-Material:Stainless steel,plastic,rubber-Size:20.00X20.00X5.00cm/7.86X7.86X1.97in- Metal ball bearings for durability. Suitable for wheelchairs, rollators, walkers and more.- This set of front wheel replacements provides quiet, smooth and light rolling on all surfaces, suitable for indoor and outdoor use, low effort, practical and long-lasting.- Small and compact size, light in weight, you can carry and use it wherever you go.- This wheelchair wheel is wear-resistant, user-friendly, high strength and stable.- Chic in look, simple in design and practical in use, give you a pleasant using experience.Packing list2 x wheels