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