Function: 1. Sea propeller: A propeller is a device that converts the engine's rotational power into propulsion by rotating blades in the air or a sea propeller with two or more blades attached to the hub. 2. 3. 4. Wide range of applications: exquisite workmanship, pay attention to details, size: 9 7/8 x 12-F, diameter 9 7/8, graduation 12. Suitable for professional shipyards and factories. 5. Aluminum alloy material: the propeller adopts great aluminum alloy material, safe and environmentally friendly, rust and corrosion resistant, impact resistant and durable, durable to use. Specification: Item Type: Outboard Propeller Material: Aluminum Alloy Weight: 1315 g / 46,4 oz (approximately) Number of Blades: 3 pcs List of packages: 1 x Outboard Propeller