Vortex is a high performance aluminum propeller that utilizes the XHS Xchangeable hub system. The Vortex propeller features high performance blade geometry, precision-balanced blades, and high gloss powder coat. This propeller's blade design is engineered to enhance hole shot and increase cruise speed without sacrificing top-end speed. The XHS Xchangeable hub system makes the Vortex interchangeable with the Mercury Flo-Torq II system. Great choice for a replacement or spare propeller for boaters. Propeller and Hub Kit sold separately. Michigan Wheel Vortex XHS Propellers must be used with XHS hub system or Mercury Flo-Torq hub system. This Vortex XHS Propeller is the prop housing and blades only.• XHS Prop Series B: For use on V4 (4-1/4" Gearcase) Engines• Michigan Vortex Part #: 941417• 4-Blade Aluminum• Diameter: 13"• Pitch: 17"• Standard right hand rotation Engine/Hub Kit Required: SuzukiDF90/DF115, 2001-PRESENT; 15 TOOTH SPLINE / 225DF140, 2001-PRESENT; 15 TOOTH SPLINE / 226DF70A/DF80A/DF90A, 2009-PRESENT; 15 TOOTH SPLINE / 227Johnson Outboards90 & 115 HP (4-STROKE), 2003-PRESENT; 15 TOOTH SPLINE / 225140 HP (4-STROKE), 2003-PRESENT; 15 TOOTH SPLINE / 226Yamaha50-100 HP (INCLUDING 4-STROKE), 1984-PRESENT; 15 TOOTH SPLINE / 208115-130 HP, 1984-PRESENT; 15 TOOTH SPLINE / 203 High gloss powder coat Engineered to enhance hole shot Hub kit required | Vortex 4-Blade Prop, Exchangeable Hub / Aluminum, 13 dia x 17, RH