Fits and replaces all old style Quickie push to lock wheel locks.  

Almost all items purchased through CMS are returnable. To return an item you must be given prior authorization. It is necessary to contact us within 30 days of the date you receive the product. (We reserve the right to authorize after the 30 days.) Items that are non-returnable include (but are not limited to) items that have been used or that are not in their original packaging. Other examples of non-returnable items include ultra lightweight wheelchairs, handcycles, sport wheelchairs, hygiene products, opened urological products, special-ordered items, and any customized products. Exceptions would be if the item(s) received were different than the item(s) ordered.
More info.