Birashoboka ko uri inshuro ebyiri j hook ratchet imishino yo kugura umuyobozi, ushakisha imishino yo mu rwego rwo hejuru ya j hook ratchet , na Lishenflex numushinga wabigize umwuga & utanga isoko ushobora guhuza ibyo ukeneye. Ntabwo ari inshuro ebyiri j hook ratchet imishumi twakoze yatanze ibyemezo byinganda mpuzamahanga, ariko turashobora kandi guhaza ibyo ukeneye. Dutanga kumurongo, mugihe gikwiye kandi urashobora kubona ubuyobozi bwumwuga kubibiri bya j hook ratchet . Ntutindiganye kutwandikira niba ushishikajwe no gukubitwa inshuro ebyiri j hook ratchet , ntituzagutererana.