MasterGuard Propeller Hub - 711 | Turning Point Propellers 11701100 Evinrude E-TEC G2 MasterGuard Super Duty Interchangeable Propeller Hub - 711 | Turning Point Propellers 11701100 Premium corrosion-resistant brass splines. Utilizing high-tech shock-absorbing rubber polymers and a solid brass spindle, the Turning Point MasterGuard hubs will not corrode or break like competing hubs. Eliminates hub system vibration and chatter. Reduce gear shock and engine/drive damage. Each hub’s one-piece design ensures simple housing replacement, making a prop change quick and easy. Yamaha Interchangeable Propeller Hub - 711 For use with Turning Point interchangeable hub propellers Replaces Turning Point 511 Used with 200 HP and above stainless steel propellers Corrosion Resistant Stainless Steel Materials - premium corrosion-resistant brass splines Reduced Gear Shock & Engine/Drive Damage - shock-absorbing hi-tech rubber polymer cushion Easy to Install – clear and easy step by step directions coupled with minimal parts makes installation easy Interchanges with other Manufacturers’ Propellers - upgrades and replaces Mercury® Flow-Torq®, Michigan Wheel® XHS®, Solas® Rubex™ hub kit systems