The device comprises an outer part and an inner part, one being rotating and the other non rotating, {TAIL ~ a row} of rolling elements which are arranged between {HEAD ~ said rotating and non rotating parts} 
The device comprises an outer part and an inner part , one being rotating and the other non rotating , { TAIL ~ a row } of rolling elements which are arranged between { HEAD ~ said rotating and non rotating parts }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD