Ny "joke type roller bearing track rollers" dia "yoke type roller bearing" efa vonona hampiasaina, misy andalana tokana na roa. Ny "yoke type track rollers" dia singa feno misy peratra ivelany, "needle roller" sy "cage roller" na andiana "needle roller" na "cylindrical roller" feno, misy peratra anatiny na tsy misy. Azo alaina miaraka na tsy misy peratra anatiny ny "yoke type roller bearing track rollers". Vita miaraka na tsy misy tari-dalana axial amin'ny peratra ivelany izy ireo.
