【Model Characteristic】:OEM ones for Honda Outboard Engines 8-20 HP.OEM No.58134-ZV4-010AH.Please check it carefully to make sure it's same with your previous propeller. 【Important Size】:This Honda propeller has 8 Spline Tooth，9 1/4 Diameter x 10 Pitch. Rotation: Right;Blade:4 ; Color: Black. Perfect quality with good painting and speed,this prop has excellent forward and reverse thrust! 【High Quality Material】:Our propeller is made of high quality aluminum material,flexible and high reliability. Exclusive squeeze cast process.Stronger blades with better performance.Based on strict quality control ,our propellers are extremely durable without sacrificing top speed,acceleration or rmps,reduce the wear and tear on your engine and fully-fuel efficiency. Improved Blade,long service life. 【Easy installation】: Propeller comes exactly as pictures showing.Fit your boat perfectly and easy to install. Details of the propeller can also be found in our product instruction manual. 【Service Commitment 】:Quality and performance are guaranteed，free return is acceptable (except for normal wear and tear, accidental damage, modification, improper installation), if you have any questions you can contact us, we will give you a satisfactory answer within 24 hours！ 2.50" Gearcase BF8 HP (4 Stroke) 2000 & Newer BF9.9 HP (4 Stroke) 1988 & Newer BF15 HP (4 Stroke) 1991 & Newer BF20 HP (4 Stroke) 2003 & Newer