Timken Taper Roller Bearing Kit SET47 LM102949 LM102910 0053893730370 Taper Roller Bearing Cup and Cone LM102949/LM102910 45.24 x 73.43 x 19.56mm 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: 45.24mm Width: 19.56 mm Diameter Outside: 73.43mm Type: Set (Cup & Cone) Material: Chrome Steel Weight 310gms