Michigan Wheel's high-performance aluminum propeller is equipped with the XHS/XHS II Xchangeable Hub System. The Vortex XHS/XHS II is an excellent choice for a replacement or spare propeller for boaters, thanks to its high-performance blade geometry, perfectly balanced blades, high gloss powder coat, and interchangeability with the Mercury Flo-Torq II system. They are suitable for inflatables, aluminum consoles, walleye boats, offshore singles, pontoons, ski boats, and family cruisers. Key features: Blade geometry optimized for performance blades with a precise balance powder coat with a high gloss Leading edges that are tapered reduce drag and allow for faster top-end speeds. The tip and cup of the blade enhance bite and decrease power loss in turns. Specifications: Diameter: 10.375 Rotation: Right Hand Hub system: XHS Model Name: Vortex Exterior: Brushed Engine Type: 30-70HP Honda, Mercury, Suzuki, Tohatsu, Yamaha Brand: Michigan Wheel Marine Number of splines: Determined by hub kit Hub kit: Required Standard 3 & 4-Blade