A high-quality propeller bush made of rubber to help with softer shifting into gear, less vibration, and better impact deflection is the Polastorm Polaflex Hub Kit. They don't have aluminum splines...
The Polaflex Hub is a Cobra sterndrive propeller hub kit with 15 tooth spline and 4 3/4 inches gearcase. This propeller hub is a rubber bushing that offers better vibration dampening. It is designed...
High-quality PolaFlex propeller bushes are rubber, not plastic, for gear shifting, less vibration, and better impact deflection. They don't use aluminum as cheaper brands do; instead, they have brass...
