This Mercury OEM Prop 48-77350A45 Prop 12 1/2 diameter with 23 pitch is a great addition to your boat. It is compatible with a variety of boats and has a standard propeller rotation. The California Prop 65 Warning is 12 1/2 diameter with 23 pitch. This propeller is made by Mercury, a trusted brand in the boat industry. It is perfect for those looking for a replacement or an upgrade to their current propeller. The manufacturer part number is 48-77350A45. We have 2 available.