Front wheel from a baby jogger-type three-wheeled stroller. Includes rim, tire, quick release, axle, nuts, springs, etc.  Also happens to include a inner tube that appears to hold air well, BUT WE DO NOT GUARANTEE USED INNER TUBES.  Please use the zoom feature of the pictures to inspect the item. The rim is 8 1/2 inch diameter, the wheel is 11.5 inch diameter.