A button arm advances toward the wheel in {HEAD ~ an axial direction} to cause a second sector of the tire beads to pass over one of the wheel flanges and position {TAIL ~ the tire beads} within the second sector within a well that is defined between the flanges of the tire  
to position
A button arm advances toward the wheel in { HEAD ~ an axial direction } to cause a second sector of the tire beads to pass over one of the wheel flanges and position { TAIL ~ the tire beads } within the second sector within a well that is defined between the flanges of the tire
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH