509 MASTERGUARD HUB KIT

For Use With Hustler LE1/ LE2-4 Series Aluminum Propeller And Express Mach3® EX1/ EX2-4 Series Stainless Steel Propeller; Outboard; 15 Spline; 4-1/4 Inch Gear Size; For Johnson®/ Suzuki® Applications; Fits Based on Horsepower Please See The Technical Document For More Information