It has a dual exhaust motor if your water intake is beyond the prop line on the strut, and the exhaust is advanced through both the snout and propeller. It has accurately three balance blades for durability and strength. Made of high-quality aluminum alloy considered an ideal replacement propeller. Key Features: This propeller is for Force motors with dual exhaust Standard factory-installed rubber hub, no hub kit required Fits: Chrysler, U.S Marine, Force three-blade aluminum props It is the most advised boat applications like family cruisers, workboats, inflatables, aluminum consoles, pontoons, ski boats, walleye boats, and offshore singles Specifications: SKU: 071036 Weight: 9.68 LBS Pitch: 17 inches Material: Aluminum Number of Blades: 3 UPC: 014984003049 Diameter: 13-1/2 inches Rotation: Right Hand (RH) Manufacturer: Michigan Wheel Number of Splines: 15 Tooth Spline Thru Hub Exhaust and 15 Tooth Spline Engine Type: Force, Chrysler, U.S. Marine OEM Part Number: 48-FP685-1 48-FP685-2 48-FP685-3