61826-2Z Bearing 130x165x18 Shielded Extra Large Ball Bearing61826 2Z Shielded Ball Bearing 130mm x 165mm x 18mm 61826 2Z Shielded Ball Bearing, Bearing inner diameter is 130mm, Bearing outer diameter is 165mm and Bearing width is 18mm, Each Comes with double metal shields (ZZ) to keep out dust and dirt, Also bearing is pre lubricated with grease, This bearing is made from Chrome Steel. 61826 2Z Ball Bearings Deep groove Ball bearings Shield Double Metal Shields for dust protection (ZZ) Lubrication: Pre