Specification Binding : Health and Beauty Brand : Wheelchairparts.net Department : unisex-adult Label : Pr1mo Manufacturer : Pr1mo ProductGroup : Health and Beauty ProductTypeName : HEALTH_PERSONAL_CARE Publisher : Pr1mo Size : 4x1 1/2 With Black Rim SmallImage_Height : 53 SmallImage_URL : https://m.media-amazon.com/images/I/51HIgUHsgTL._SL75_.jpg SmallImage_Width : 75 Studio : Pr1mo Title : Set of 2 Pr1mo Sentinel Wheelchair Caster Wheels. Choose Size from 4", 5" or 6" (4x1 1/2 with Black Rim)