Sealey Bearing Mounts for Viking Jacking Beams SJBEX.A01Flat arm with spring loaded roller bearings for use with SJBEX3000S and SJBEX4000S Jacking Beams. When unloaded these arms support the weight of the beam, allowing for it to run smoothly along the pit edge. Once in position and under load, the bearings retract, leaving the flat surface of the arm to stabilise the lift. INSPECTION PIT Essential accessory that allows the jacking beam to be used in an inspection pit. EASY TO USE When unloaded, these arms