The product is a 10 1/2 x 13 aluminum boat propeller designed for Mercury engines ranging from 25 to 70HP. It has a 13" propeller pitch and standard rotation. The manufacturer part number is 48-816704A45, and it comes with a 60-day warranty from the brand VIF. This propeller is a crucial component for maintaining the optimal performance and efficiency of your boat's engine, ensuring smooth and reliable operation on the water.