The Michigan Wheel Marine 11 1/2 X 10 A4R PROP C, D SERIE 992403 is a high-quality performance made from an aluminum boat propeller. 11 1/2 X 10 A4R PROP C, D SERIE 992403 operates with the XHS Hub System. The 11 1/2 X 10 A4R PROP C, D SERIE 992403 features a high-performance power blade geometry, precision-balanced blades for better results, and a super high gloss powder coat for cover paint. The 11-1/2" x 10 A4R PROP C, D SERIE 992403 boat prop is a perfect aluminum material replacement propeller. Key Features: It can select the most effective blade angle for any given speed while driving your boat whether at full speed or minimum speed while sailing. It can coarsen the blade angle to attain the optimum drive. It is durable and proven to be with the best results for your boat s needs. It is efficient and a wise decision only the best for your boat. Reliable and standard materials. Specifications: Brand: MICHIGAN WHEEL MARINE Diameter: 11-1/2 inches Pitch: 10 Rotation: Right Hand (RH) Engine: For Evinrude, Johnson, Tohatsu, Honda, Mercury, Yamaha 40-70HP # Splines: Determined by Hub Kit Hub Kit Required Blades: 4 Material: Aluminum SKU No: 014984012782 Part Number: 992403 Warning. Products may contain chemicals that might cause cancer and reproductive harm that is known in the State of California. Make sure to wash your hands after using the products for safety. Large Diameter 3 & 4-Blade