The propeller shaft and flex shaft from Traxxas are essential components for RC boats, particularly for the Spartan model. These high-quality replacement parts are made from durable steel, ensuring their longevity and resilience under various conditions. With a length of 387.35 millimeters and a weight of only 10 grams, they are lightweight yet sturdy, allowing for optimal performance in the water. The dimensions of 5 millimeters in width and height provide a precise fit and easy installation. The silver coloring gives the components an appealing look that complements most RC boats. These propeller and flex shafts are designed to maximize the efficiency and speed of the boat by providing a reliable connection between the motor and the propeller. They are an excellent choice for anyone looking to enhance the performance of their RC boat or replace defective parts.