Mercury Marine Black Max 10-1/4 x 14 Pitch 3-Blade Aluminum Propeller Prop Part Manufacturer: Mercury Marine; Series: Black Max; Part Number: 48-73138A45; UPC: 745061018365 Size: 10 1/4 x 14 pitch; Rotation: Right Hand; Material: Aluminum; Blades: 3 Measures approximately 3 1/2" OD across the back of the hub; Includes (1) Flo-Torq Reflex hub kit, part number 835257K12 Recommended for use on boats with up to 250 HP and a top speed of less than 50MPH Sold as seen in pictures; Note every computer shows colors differently; All measurements are approximate; Hardware and instruction/installation manual not included