45" WR Idler Gear Stud Spindle

45" WR magneto idler gear stud spindle for forward mount Burkhardt magnetos which relocates the idler gear.
The shaft diameter is 9mm for bearing. Bearing required is included with the idler gear. *NOTE: Must order the gear separately. **NOTE: Check the height of the idler gear when installed in idler gear position, milling will be required to lower stud for correct alignment. The idler gear spindle stud/tab must be stabilized so it does not rotate.