Boat part number 1074446 is a new Black Max 3 blade 14 x 13 pitch, right hand propeller from Mercury, part number 48-77340A45 . For good overall performance and value, the Black Max is your prop. The Black Max aluminum propellers are standard equipped on most boats with Mercury/Mariner/MerCruiser power. Recommended for use on boats with up to 250 HP and with a top speed of less than 50 MPH. This is a 14 x 13 pitch 3 blade right hand rotation propeller. This propeller is constructed of powdered coated aluminum with a high-glossy black finish. Measures approximately 4 3/8" OD across back of hub. Includes Flo-Torq II Hub Assembly Kit, part number 835257K1 . Commonly used with 75 to 125 HP Command Thrust, Optimax and Mercury Outboards, 1978 and newer. Also used with Mercury / Mariner 40 bigfoot / 125 HP CT engines. Features: Attractive and durable high-gloss Phantom Black finish Easy to maintain and repair Specifications: Part Manufacturer: Mercury Model: Black Max Part Number: 48-77340A45 UPC: 745061018457 Size: 14 x 13 Pitch Blades: 3 Gearcase: 4 1/4" Rotation: Right / Hand Material: Aluminum Sold as seen in pictures. Customers please note every computer shows colors differently. All measurements are approximate. Hardware is included / installation manual not included.