Solas A30 Rubex Hub KitSolas A30 Rubex Hub Kit For use with Rubex Interchangeable Hub System Propellers. Also works with Michigan Wheel, Mercury Flo Torq and Turning Point propellers with interchangeable hubs. Application: Honda; BF 8 HP 2000 & Newer 2-1/2" Gearcase 8 Tooth Spline; BF 15 HP 91 & Newer 2-1/2" Gearcase 8 Tooth Spline; BF 9.9 HP 88 & Newer 2-1/2" Gearcase 8 Tooth Spline; BF 20 HP 03 & Newer 2-1/2" Gearcase 8 Tooth Spline; Yamaha; T8 T9.9 (All) F9.9 (4 Stroke) 2000-07 2-1/2" Gearcase 8 Tooth Spline; F15 (4 Stroke) 98 & Newer 2-1/2" Gearcase 8 Tooth Spline; F20 (4 Stroke) 07 & Newer 2-1/2" Gearcase 8 Tooth Spline; 9.9 HP (2 Stroke) 84-09 2-1/2" Gearcase 8 Tooth Spline; 15 HP (2 Stroke) 84-09 2-1/2" Gearcase 8 Tooth Spline; F15 C 07 & Newer 2-1/2" Gearcase 8 Tooth Spline; Unsure if this prop is right for you? Use our Propeller Finder to ensure you have the right propeller for your boat!//