The Nemesis is Quicksilver's most advanced aluminum propeller design! The Nemesis 4-Blade Aluminum Propeller uses the Quicksilver Flo TorQ Hub System, so it's easy to replace or repair. The Nemesis is Quicksilver's most advanced aluminum propeller design. Four aggressive blades with high rake angles and extra cup provide tenacious holding in turns and eye-watering acceleration. The high-quality casting and durable high-gloss Phantom Black finish make the Nemesis easy to maintain and repair. This modular propeller uses the Quicksilver Flo TorQ Hub System, so you can easily switch props, change pitch, change from aluminum to stainless, or replace a bent propeller. It also works with the Michigan Wheel XHS Hub Kits. This is the propeller housing with blades only. Hub Kits are sold separately.• Quicksilver Part Number: 8M8027504• Quicksilver Nemesis Prop Series B• Aluminum• 4 Blades• Diameter: 13"• Pitch: 17"• Right Hand Rotation High rake angles and extra cup Exchangeable hub system Prop Only. Hub Kit Sold Separately. | Nemesis 4-Blade Modular Prop / Aluminum 13 dia x 17 pitch RH in Black