Quicksilver Black Diamond Propeller delivers great performance and value! The Black Diamond Prop is cast with an exclusive aluminum alloy with a durable high-gloss Phantom Black finish for toughness and exceptional corrosion resistance. This Black Diamond 3-Blade Aluminum Propeller comes with a rubber hub.• Quicksilver Part Number: QA2192R• Aluminum• 3 Blades• Diameter: 9.75"• Pitch: 9.5"• Right Hand RotationMercury/Mariner Applications25, 30 hp 4-stroke '06 and newerTohatsu/Nissan Applications25-30 hp 4-stroke Rubber Hub included | Quicksilver Black Diamond 3-Blade Prop w/ Hub / Aluminum 9.75 dia x 9.5 pitch RH