Kayayyaki

Ƙwallon ƙwallon ƙafa guda ɗaya na jagora ya ƙunshi mai wanki, mai wanki na gida da ƙwallon ƙwallon da keji.Ana iya raba bearings don hawa yana da sauƙi kamar yadda masu wankewa da ball da cage taro za a iya hawa daban.

Hanya guda ɗaya ta tura ƙwallon ƙwallon ƙafa, kamar yadda sunansu ya nuna, na iya ɗaukar nauyin axial a hanya ɗaya kuma ta haka nemo sandar axially a hanya ɗaya.Ba dole ba ne a yi musu wani nauyi na radial.