APPLICATION: Universal joint coupling adopts a special coupler, used for connecting the motor shaft and the hexagon wheel of the robot, and other DIY models.
FEATURE: The universal joint coupling nuts are nickel-coated iron, which is sturdy and durable for long-lasting use. The universal joint coupling provides torque transmission and alignment, a cost-effective coupling design, which is very flexible and easy to use.
FUNCTION: The rotatable coupling is perfectly applicable for RC model cars and the RC model boat is the perfect motor shaft fitting accessory.
NOTE: For manual measurement, please allow a slight dimensional error of the item.