Both such adjustments can thus be readily achieved from the exterior of the device by {HEAD ~ simple manipulations} on {TAIL ~ the head} of the bolt 
Both such adjustments can thus be readily achieved from the exterior of the device by { HEAD ~ simple manipulations } on { TAIL ~ the head } of the bolt
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH