In an equally effective embodiment the single bead filler extends radially outward beyond {HEAD ~ the radial extent} of {TAIL ~ the outer filler strip} 
of
In an equally effective embodiment the single bead filler extends radially outward beyond { HEAD ~ the radial extent } of { TAIL ~ the outer filler strip }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL