Ubu bwoko bwa dumbbell nigicuruzwa cyamahugurwa yimbaraga zikunze gukoreshwa muri siporo, hamwe nibisobanuro bitandukanye kugirango uhuze ibyifuzo byabantu batandukanye.Iyi barbell ikozwe mubyuma byiza. nibyiza cyane mumyitozo yo kwambuka, guterura ingufu, guterura ibiremereye hamwe namahugurwa ya siporo. Ihangane imyitozo ikaze cyane utunamye cyangwa ngo ucike.