K72 taxane afar-daanka madax-bannaani waxay qabataa dhululubo gaaban iyo qaab koofiyad wareeg ah, qaab gaaban oo gaaban ayaa loo qaybin karaa laba nooc iyadoo loo eegayo habka loogu xidho usha mashiinka: Nooca A (oo ku xiran furka), Nooca C (isku-dhafka qufulka), Nooca D (usha jiida, wadajirka qufulka)