The blank firing barrel is sized to be substituted for an existing live ammunition firing {HEAD ~ barrel} in {TAIL ~ a handgun} 
in
The blank firing barrel is sized to be substituted for an existing live ammunition firing { HEAD ~ barrel } in { TAIL ~ a handgun }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL