Item Specifics:Pitch: 15"Diameter: 11"Number of Spline Tooth: 13Part # 663-45943-01-ELNumber of Blades: 3Material: Stainless SteelRotation: Right Hand TurnColor: SilverApplications:Propeller for Outboard Engines3.50" GearcaseT25hp...2010-newerF30(4 stroke)...2001-200540hp(C40)...1984-newer48hp...1995-200050hp(Not T50)...1984-newerF40(4 stroke)...1999-newerF50(4 stroke)...1995-newer55hp...1976-199560hp...1976-1991F60(4 stroke)...1999-newerPackage Contents:1*Boat PropellerOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +- 1-3cm.