This is our 8 spoke Mag 24 X 1 3/8" Rear wheels with valve hole. This is a fully assembled wheel ready to go on your wheelchair. This includes chrome pushrims and your choice size and tire choice. This has a flush hub and 2.4" hub width. These are sold as pairs. Please watch our videos to make sure this is the wheel that will work for you. If your wheel does not have a valve hole it is not this size.