Lishenflex ke moetsi ea etelletseng pele oa China oa thepa e boima ea likhoele tsa ratchet , morekisi le morekisi kantle ho naha. Ho khomarela ho lelekisa boleng bo phethahetseng ba lihlahisoa, e le hore likhoele tsa rona tse boima tsa lisebelisoa tsa ratchet li khotsofatsoe ke bareki ba bangata. Moralo o feteletseng, lisebelisoa tsa boleng bo holimo, ts'ebetso e phahameng le theko ea tlholisano ke seo moreki e mong le e mong a se batlang, 'me ke seo re ka u fang sona. Ehlile, ho bohlokoa hape ke ts'ebeletso ea rona e phethahetseng ea kamora thekiso. Haeba u thahasella litšebeletso tsa rona tsa lisebelisoa tse boima tsa lisebelisoa tsa ratchet , u ka ikopanya le rona hona joale, re tla u araba ka nako!