Pressed-in Hub Propeller PWCMAN Prop 11 1/4x10 Pressed-in Hub,13 Spline Tooth 3 Blade, OEM Upgrade Aluminum Outboard Propeller Fit Mercury/Mariner/Marathon/Seapro Engine 25HP/ 30HP/35HP/40HP/45HP/48HP/50HP/55HP/60HP/70HP, Propellers - Canada Mariner Propeller Upgrade Contact us with any questions, and we’ll respond within 24 hours Model Dimensions: 11 1/4 Diameter x 10 Pitch,identical to original OEM ones;13 Spline Tooth, Rotation: Right, Blade:3, Color: Black; High Quality Aluminum, Fit for Mercury Outboard Engines 30-70HP, 25hp Bigfoot (4 stroke) Superb Production Process: Prop Made of High Quality Aluminum,Vacuum Casting,Three-layer Propeller surface processing;The heat-treated paddle blade has high toughness and... Best Service: We provide comprehensive service. Excellent Performance: Props are designed based on OEM blade geometry, with appropriate cupping and camber added. Diameter and Pitch are identical to original OEM ones. We kindly advise you to confirm your own propeller's (1) brand, (2) diameter, (3) pitch, (4) rotation, (5) OEM number, (6) the engine date to be matched by the propeller, (7) HP (8)Spline Tooth from the manufacturer before the purchase., Model Dimensions: 10., 3 Diameter x 13 Pitch,identical to original OEM ones;13 Spline Tooth, Rotation: Right, Blade:4, Color: Black; High Quality Aluminum, Fit for Mercury Outboard Engines 30-70HP, 25hp Bigfoot (4 stroke) PWCMAN Prop 11 1/8x13 Pressed-in Hub,13 Spline Tooth 3 Blade, OEM Upgrade Aluminum Outboard Propeller fit Mercury/Mariner/Marathon/Seapro Engine... PWCMAN Prop 10.3x13 Pressed-in Hub,13 Spline Tooth 4 Blade Excellent bow lift, acceleration and top speed