Ama-roller bearings ane-tapered angama-bearings ahlukene, futhi amasongo angaphakathi nangaphandle e-bearing ane-tapered raceways. Lolu hlobo lokuthwala luhlukaniswe ngezinhlobo ezahlukene zesakhiwo ezifana nomugqa owodwa, umugqa ophindwe kabili kanye nama-roller tapered roller bearings amane ngokwenani lemigqa yamarola afakiwe.