Aopin 2mm to 5mm Red Rigid Couplings Set Screw Shaft Stepper Motor, Length 20mm / 0.79" Motor Coupler Connector Rigid with for 3D Printer, RC Robot, Car Model Shaft, CNC Machine, DIY Encoder 4 Pcs

The Flange Coupler is a high-quality, durable coupling that is perfect for RC model motors.

It features anodized aluminum alloy construction for excellent corrosion resistance and stable shaft transmission.

The coupling can protect the safety of the linkage when the rated torque is exceeded, ensuring reliable performance.

With its rigid flange design, this coupling is suitable for various models and brands of 3D printers, making it a versatile and convenient accessory.

Whether you're a seasoned pro or just starting out, the Flange Coupler is an essential tool for any RC model enthusiast.