1OE Number: The referencing OE number of this bearing carrier retainer wrench is 91?61069, which is molded and designed depend on the original data. 2Fitment: The bearing carrier spanner wrench is a replacement for Marine Bravo One, Mc?1, R?Mr, for Alpha One Gen Two, for Trs drive units and outboards. Not fit Bravo 2, 3, Xr or Tr units. 3Robust Construction: The high strength metal construction is able to withstand high torques, ensuring that larger and more complex tightening tasks can be handled. 4Function: The bearing carrier spanner wrench is used to remove and install bearing carrier retainer nuts on drive units and outboards, make your dismantling easier. 5Fine Workmanship: Professional manufactured, exquisite workmanship with unique design, ensure stable performance and high reliability.