The rings and rollers are designed to carry the load
Tapered roller cylindrical roller bearing is one important kind of roller bearings. Four basic components are combined in the design of it. Those are the cup (outer ring), inner ring, tapered rollers and a cage (rolling element retainer). The inner ring, rollers and cage are referred to as the cone assembly. The rings and rollers are designed to carry the load, while the cage is only intended to retain and space the rollers.