Material: Crafted from metal, this RC offshore boat turn fins is designed to withstand rigorous use and provide long term use Size: With dimensions of 9.5cmx4.2cm/3.74inchx1.65inch , this water knife accessory is engineered to enhance the steering capabilities of your boat model Enhanced Performance: Specifically designed for RC boats, improved maneuverability and control during high speed race Complete Set: The package includes a pair of rc accessories turn fins , ensuring for easy installation Application:This rc boat metal accessory is a must have addition to your boat for performance on the water Size Chart: 9.5cmx4.2cm/3.74inchx1.65inch Package Includes: 1 Pair RC Boat Turn Fins Note: Please allow slightly errors due to manual measurement and different monitors.