It is known for munition rounds to be packaged in {HEAD ~ canisters} with shock absorbing end caps shaped to resist {TAIL ~ rolling movement} of the canisters 
It is known for munition rounds to be packaged in { HEAD ~ canisters } with shock absorbing end caps shaped to resist { TAIL ~ rolling movement } of the canisters
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH