Birashoboka ko uri umugozi wo kugura ibicuruzwa , ushakisha igipimo cyiza cyo hejuru , kandi Lishenflex numushinga wabigize umwuga & utanga ibicuruzwa bishobora kuguha ibyo ukeneye. Ntabwo igipimo cyimibare gusa twakoze cyatanze ibyemezo byinganda mpuzamahanga, ariko turashobora kandi guhaza ibyo ukeneye. Dutanga kumurongo, mugihe gikwiye kandi urashobora kubona ubuyobozi bwumwuga kuri ratchet . Ntutindiganye kutwandikira niba ushishikajwe no gukenyera , ntituzagutererana.