31311 Taper Bearing 55x120x29 CONE/CUP31311 Taper Roller Wheel Bearing 55mm x 120mm x 29mm One Bearing 31311 Single row Taper Roller Wheel bearing, bearing ables to carry radial and axial load in one direction simultaneously (cone + cup), Bearing is made of Chrome Steel, Bearing inner diameter is 55mm, Bearing outer diameter is 120mm and Bearing width is 29mm. Item: 31311 Bearing Type: Single row Tapered Roller Bearing Size: 55mm x 120mm x 29mm Bearing Inner Diameter: 55mm Bearing Outer