Oloa
laina tasi angular contact bearings polo e mafai ona faʻaogaina avega axial i le tasi itu.O pa'u e iai le tulimanu fa'afeso'ota'i o le 30° (A) po'o le 40° (B) e masani ona fa'aogaina u'amea lolomi, resini fa'ameamea, po'o fale apamemea masini, e ui lava o lo'o fa'aogaina fa'amea fa'akomepiuta po'o fale fa'apitoa polyamide resin e fa'aoga mo nisi fa'aoga.