Kujerar Romawa tana ba ka damar daidaita kanka daidai yayin da kake yin motsi iri-iri, zauna da jingina baya don haɓaka zuciyarka ko juyawa don yin motsa jiki na baya tare da motsi mai niyya.
Za ku iya amfani da wannan injin don yin motsa jiki, motsa jiki a mike, lanƙwasawa a gefe, tura-ups, bayan akuya, motsa jiki na dumbbell, Don haka za ku iya rage farashin injina, inganta ingancin motsa jiki, da haɓaka nishaɗin motsa jiki.
Ya dace sosai don motsa jiki da horar da ƙirji, kafadu, baya, tsokoki na ciki, da sauransu, gami da benci press, press, dumbbell curl, sit-ups/sit-ups, push-ups, da sauransu.