For Use With Vortex/ Apollo D Series Boat Propellers; Outboard; 13 Tooth Spline; 3-1/4 Inch Gear Size; Fits Based on Horsepower Please See The Technical Document For More Information
For Use With Vortex/ Apollo E Series Boat Propellers; Outboard; 14 Tooth Spline; 3 Inch Gear Size; Fits Based on Horsepower Please See The Technical Document For More Information
For Use With Vortex/ Apollo C Series Boat Propellers; Outboard; 13 Tooth Spline; 3-3/8 Inch Gear Size; Fits Based on Horsepower Please See The Technical Document For More Information