This Pro-Boat PRB2219 Nylon Prop / Propeller Washer is a must-have for any boat owner who wants to keep their propeller clean and free from debris. Designed for use with any fuel source, this washer is compatible with Pro Boat brand and is perfect for RC model vehicles. With its durable nylon construction and powerful suction, this washer is able to quickly and easily remove dirt and other debris from your propeller, ensuring that it runs smoothly and efficiently. Whether you're a seasoned boat owner or just starting out, this Pro-Boat PRB2219 Nylon Prop / Propeller Washer is a great investment for your boat.