JL69349/JL69310 Taper Roller Wheel Bearing 38 x 63 x 17 mm JL69349/10 Single-row Taper Roller Wheel bearing, bearing ables to carry radial and axial load in one direction simultaneously, this is a popular size that could be used in many application.Bearing is made of Chrome Steel. Item: JL69349/10 bearing Type: Single-row Taper Roller Wheel bearing Size: 38 x 63 x 17 mm inner diameter: 38mm outer diameter: 63mm Width: 17mm