Ƙirƙirar wani nau'i mai mahimmanci na wannan jumla Babban abu shi ne Mk-54, wani silinda 40 da 60 centimeters wanda ya auna kilo 68.
Tabbas, mafi rikitarwa na jumla shine "Babban shine Mk-54, silinda 40 da 60 santimita kuma yana da nauyin kilo 68, wanda aka harba ta hanyar mai ƙidayar lokaci yana da damar da ke canzawa daga tan 10 zuwa kiloton daya. "