The intermediate balls 37 and roll keys 38 are provided in {HEAD ~ line} with {TAIL ~ the housing wall} 9 while the notches 45 are indented inside the housing wall 9 
with
The intermediate balls 37 and roll keys 38 are provided in { HEAD ~ line } with { TAIL ~ the housing wall } 9 while the notches 45 are indented inside the housing wall 9
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH