Outer circumference faces 11a and {HEAD ~ 12a} of {TAIL ~ respective bearing cases} 11 and 12 may be utilized as rotational supports for face plates 13 and 14, respectively 
Outer circumference faces 11a and { HEAD ~ 12a } of { TAIL ~ respective bearing cases } 11 and 12 may be utilized as rotational supports for face plates 13 and 14 , respectively
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 OTH OTH OTH OTH OTH