Taper Roller Bearing Cup and Cone LM48548/LM48510 34.93 x 65.09 x 18.03mm 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: 34.93mm Width: 18.03 mm Diameter Outside: 65.09mm Type: Set (Cup & Cone) Material: Chrome Steel Weight 270gms