Kalavani ya ng'oma ya ng'oma yapangidwa kuti ikhale yonyamula ndi kumasula mauthenga a telefoni ndi magetsi opepuka.Wopangidwa m'zigawo zolimba zachitsulo, amaphatikiza ma hydraulic onyamula ma drum omwe amagwiritsidwa ntchito pamanja.
Izi ndi m'badwo watsopano wa trailer ya chingwe, yomwe imagwirizanitsa ntchito yonyamula ng'oma, kukoka chingwe, kukankhira chingwe, kutsogolera ndi kulimba mu zonse.Okonzeka ndi basi braking chipangizo, akhoza ananyema bwino ndi kusuntha zowalamulira.Ndi kapangidwe kocheperako komanso magwiridwe antchito osinthika, imatha kuyendetsedwa pansi pa malo ocheperako.Kugwira ntchito kosavuta komanso kukonza kosavuta, ndi chida chofunikira pakupanga mphamvu zamagetsi.