THE DEFECT IS IN THE WHEEL RIM SIDE RING. THE WHEEL IS MADE UP OF A DISC AND RIM ASSEMBLY, SIDE RING AND LOCK RING. THE SIDE RING MAY HAVE BEEN IMPROPERLY SIZED WITH RESPECT TO THE OTHER COMPONENTS.
FixALL WHEELS INCLUDING SPARE WILL BE INSPECTED. THE SIDE RING OR THE COMPLETE RIM WILL BE REPLACED, AS NECESSARY.