Welcome to our shop! This rudder is crafted from rustproof and corrosion-resistant 6061 hard aluminum alloy, ensuring high strength and durability. The 75mm/3in rudder plate is suitable for electric or methanol boats within 60cm/23.6in. The 95mm/3.7in rudder plate is suitable for electric or methanol boats within 85cm/33.5in. Made entirely with CNC machines to guarantee the best fit. Primarily used in electric boats, methanol boat steering, and engine water cooling designs. Features: 1. The rudder is crafted from rustproof and corrosion-resistant 6061 hard aluminum alloy, ensuring high strength and durability. 2. The 75mm/3in rudder plate is suitable for electric or methanol boats within 60cm/23.6in. 3. The 95mm/3.7in rudder plate is suitable for electric or methanol boats within 85cm/33.5in. 4. Made entirely with CNC machines to guarantee the best fit. 5. Primarily used in electric boats, methanol boat steering, and engine water cooling designs. Specification: Item Type: RC Accessory Material: 6061 Hard Aluminum Alloy Optional Color: Silver, Blue Optional Rudder Plate Depth: Approx. 75mm/3in, 95mm/3.7in Package List: 1 * RC Rudder Note: Please allow a slight deviation of 1-3mm for manual measurement. Thank you for your understanding.