Taper Roller Bearing Cup and Cone 25590/25520 45.62 x 82.93 x 23.81mm This is the most basic and most widely used type of tapered roller bearing. It consists of two main separable parts: the cone (inner ring) assembly and the cup (outer ring). It is typically mounted in opposing pairs on a shaft Bore Size: 45.62mm Width: 23.81 mm Diameter Outside: 82.93mm Type: Set (Cup & Cone) Material: Chrome Steel Weight 570gms