Description:1. Designed for boat use, ship store repairment & so on.2. Made of aluminum material & enhanced blade, added cup provides superior holding in turns & heavy seas.3. Used for outboard engines, suitable for Yamaha.4. Easy to install & use, portable & practical. Specification: Material Aluminum alloy Color White Intermediate shaft hole diameter 10mm/0.4'' (Approx.) The maximum rotation diameter 184mm/7.2'' (Approx.) Height 55mm/2.2'' (Approx.) Propeller Models For Yamaha 7 1/4X5-ASuitable For Yamaha Horsepower 2 HP Note:1. Due to the light & screen difference, the item's color may be slightly different from the pictures.2. Please allow 0.5-2 cm differences due to manual measurement. Package Include:1X 2 HP Boat Propeller