Powerdyne bearing press pullerinstalling or replacing your 8mm bearings is a cinch with the powerdyne bearing presspuller just follow the instructions below and youll be back on the floor in no timeto use the puller start with the handle up and the long pin down sideways then put the wheel on the outside push the handle down and it pulls the bearing out repeat to pull out the other bearingto use the press stand the pin up and put a bearing down on the pin next put the wheel with th