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