Introducing the Motor Coupler Double Joint, a must-have for any remote control boat enthusiast looking to enhance their model’s performance. With a length of 63mm and an outer diameter of 13mm, this precision-engineered coupler, identified by Part Number C32994, is designed to connect a 3.17mm motor shaft to a 2mm driveshaft seamlessly. Crafted for durability and precision, it ensures smooth power transmission, reducing vibration and wear for an efficient and reliable operation. This versatile component is perfect for a wide range of RC boat models, making it an ideal choice for both hobbyists and professionals seeking to upgrade their existing setup or construct a new one. Trust in this motor coupler to deliver exceptional performance and longevity, ensuring your RC boat runs at its best.