{HEAD ~ A fastening element} is mounted on {TAIL ~ the other end} of the bracket arm and is received within the slot in the upper bladeguard 
is mounted on
{ HEAD ~ A fastening element } is mounted on { TAIL ~ the other end } of the bracket arm and is received within the slot in the upper bladeguard
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH