The battery charge rectifier goes inside the control box. It is an OEM from Briggs & Stratton for use in generators. This part is sold individually and is made of metal. A wrench and a screwdriver may be required to replace this part. It will need to be replaced if it breaks.
This is an authentic Briggs & Stratton replacement part. The bearing is commonly found in generators. This part is made of metal, and is used to allow the rotor assembly to spin freely within the stator. You may require a wrench when replacing this part. This item is sold individually.