Setsi ke karolo ea tšepe e kang cylindrical, e bōpehileng joaloka moqomo, e bohareng ba ense e tšehetsang moqomo o ka hare oa thaere. E boetse e bitsoa lesale, lesale la tšepe, lebili, tšepe ea mabili. Wheel hub ho ea ka bophara, bophara, mekhoa ea ho bōpa, lisebelisoa tsa mefuta e sa tšoaneng.