Hannun hannu yana kawar da buƙatar daidaitawa yayin ba da damar masu amfani don motsawa cikin tsari mafi dacewa da nau'in jikinsu ko zaɓin motsi.
Juyawa-juyawa riko yana ba da izinin motsa jiki iri-iri daga dumbbell curl zuwa guduma curl Hannun na musamman na pivot ta atomatik don ɗaukar nau'ikan daban-daban.
tsayin tsayin hannu da ƙwanƙwasa gwiwar hannu suna ba da tunani don riƙe daidaitaccen matsayi na gwiwar hannu.