Axial movement of the pin beyond a predetermined range is restricted by {TAIL ~ the snap rings} fitted on the both ends of {HEAD ~ the pin} 
Axial movement of the pin beyond a predetermined range is restricted by { TAIL ~ the snap rings } fitted on the both ends of { HEAD ~ the pin }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD