This is our economy 8 spoke Mag 24 X 1" Rear wheel with no valve hole. This is a fully assembled wheel ready to go on your wheelchair. This includes solid rubber tires, chrome pushrims and your choice of bearing size. This has a 2-1/2" hub width and is sold as each. Please watch our videos to make sure this is the wheel that will work for you. If your wheel has a valve hole it is not this size.