Aopin 2mm to 6mm 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

❤Rigid Couplings Set Screw Shaft Size : 2mm to 6mm / 0.08" to 0.24". Coupling With M4 Fastening Screws. Outer Diameter: 12mm / 0.47", Length 20mm / 0.79".
❤Shaft Coupling Rigid Are Used In Servo Motor Systems, 3D Printer, Cnc Machine, Diy Encoderspindle Transmissions, Stepping Motors, Lifting Platforms, Machine Tool Transmissions, Stepping Motors, Encoders, Screw Drives, Machine Platforms Or Gearboxes, Etc. The Purpose Is To Firmly Connect The Driving Shaft And The Driven Shaft To Rotate Together And Transmit Motion And Torque. Great Suitable For Short Support Shaft, Bushing Model, Miniature Shaft, Model Airplane/ Boat / Car.
❤2mm to 6mm Rigid Couplings Set Screw Material: High-Quality Aluminum Alloy Material, The Surface Is Treated By Anodizing, With Superior Corrosion Resistance. Fixed By Screws; Main Color: Red, Suitable For Working In High Temperature (-80℃ / +300℃) And Harsh Environments, Even If There Is Vibration And Shock , It Is Still Safe To Move.
❤Compensate For Axial And Radial Offset. Shock Mitigation, Vibration Absorption, High Transmission Efficiency, Noise Reduction, And Low Wear. When The Rated Torque Is Exceeded, The Coupling Can Protect The Safety Of The Linkage.
❤Package: 4 Pcs Rigid Couplings Rigid with Screw. Aopin Recommends Using M2 Hex Wrench!

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