Universal Brass Coupling Connector 5mm to 12mm Sturdy Metal Shaft Coupler with Screw Wrench for Various Motor Connection Needs

Perfect for RC hobbyists working on model upgrades! ### Key Features 1. Premium Metal Construction: Precision one-piece machined for outstanding hardness and wear resistance, fully preventing deformation during high-torque power transmission. 2. 5mm to 12mm Shaft Conversion: Seamlessly supports 5mm to 12mm shaft connection, perfectly matching shaft diameter adjustment needs for all kinds of RC model modification projects. 3. Full Accessory Kit Included: Comes with matched fastening screws and an Allen wrench, you can install and use it directly out of the package with no extra tools required. 4. Secure Anti-Loosening Design: Adopts a set screw locking structure to avoid loosening during operation, ensuring stable and consistent power transmission all the time. 5. for RC Modification: Specially designed for remote control cars and other RC equipment, it is an essential modification accessory for motor shaft connection. ### Specifications Material: Metal Color: As shown in the picture Package: 1 Set ### Notes 1. Please allow slight size deviation due to manual measurement, thank you for your understanding. 2. Actual color may differ slightly from the images due to different monitor display settings. The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom's policies and EU Product Safety and Compliance laws.