HUB E/J 40-75HP 1975-05

The RBX Interchangeable Hub seats to the propeller hub cavity in order to eliminate hub chatter and vibration while preventing spinning within the propeller. It features a one-piece rubber construction with anodized aluminum splines - no plastics to deteriorate. Hubs offer 10 deflection to reduce banging when shifting gears or hitting a submerged object. All RBX hubs are reusable if the propeller is damaged. Designed for use with the following- Evinrude/Johnson/BRP 40-75 HP (Small Gearcase) (1975-2005) 13 tooth spline with 3-3/8" Gearcase.. Features Seats to the propeller hub cavity in order to eliminate hub chatter and vibration; Offers 10 deflection to reduce banging when shifting gears or hitting a submerged object; Specifications Number Splines: 16; Diameter: 3-3/8"; Weight: 1.76 lbs;.