The 13 1/8 X 19 S3R Apollo is one of Michigan Wheel s best-valued propellers designed in highly polished stainless steel using Michigan Wheel s industry-preferred XHS Hub System and are interchangeable with Mercury s Flo- Torq II system. This model is suitable for the majority of sterndrive and outboard applications. Key Features: Utilizes XHS Hub System and is interchangeable with Mercury s Flo- Torq II system. Highly polished stainless steel wheels for optimum performance Part Specifications: Item Number: 993145 UPC: 014984015400 Weight: 12.00 LBS Pitch: 19 Diameter: 13 1/8 inch Blades: Standard 3 Blade Rotation: Right Hand (RH) Splines: Determined by the Hub Kit Material: Stainless Steel Brand: Michigan Wheel Marine Condition: New Note: Hub Kit is available for purchase separately. Recommended Applications for Apollo XHS Standard 3 Blade: Inflatables, Flats Boats, Sport Boats (Duals and Singles), Bass Boats, and Aluminum Consoles. This model part replaces E1-1319, E2-1319, 9431-130-19, A2-1319, A1-1319, and 14984015400. Standard 3-Blade