Taper Roller Bearing Cup and Cone LM29749/LM29710 38.1 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: 38.1mm Width: 18.03 mm Diameter Outside 65.09mm Type: Set (Cup & Cone) Material: Chrome Steel Weight 260gms