{TAIL ~ The hub} 8 axially extends through both the hub collars and {HEAD ~ both the spacer collars} 15 and 16 
{ TAIL ~ The hub } 8 axially extends through both the hub collars and { HEAD ~ both the spacer collars } 15 and 16
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH