Brompton rear hinge bush and spindle kit - excluding reamer. Kit comprises: Rear hinge spindle Rear hinge bushes Rear hinge plastic washers Rear hinge countersunk screws Drill bit Allen key (5/32 inch) Instructions Note: The existing hinge can be difficult to remove as the countersunk screws are held in place with a locking compound then tightened with a torque wrench. Note: If you are buying a replacement rear frame, then this kit is not necessary, as the rear frame comes supplied with the rear kinge.