{HEAD ~ A hand grip} 38 is mounted on {TAIL ~ the barrel} for isolating the user from direct contact with the barrel 
is mounted on
{ HEAD ~ A hand grip } 38 is mounted on { TAIL ~ the barrel } for isolating the user from direct contact with the barrel
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH