6Pcs 4mm to 5mm Joint Shaft Coupling Coupling Steering Connector Rotatable Joint Coupler for RC Robot Boat Car Crawler Motor

Feature： Ideal accessories for RC Model motor, such as airplane boat model. The internal roller and cross bearing are well-made, So it can rotate 360°. Metal joints for use in direct-axis motor, motor for the brush motors and small brushless motor. The metal universal joint is suitable for straight shaft motors, use for model cars, model ships, robots and other types of metal transfer. Package include: 6Pcs shaft coupling robot motor

• Material: Made of high-quality 45# steel material, then electroplated,much stronger,wearproof,durable to use
• Compatible with RC Car Robot Crawler Boat, this universal joint pin is perfect for connecting spinning shafts and joints
• With shock mitigation, vibration absorption, and high transmission efficiency, this universal joint pin helps reduce noise and wear
• Whether used in direct-axis motor, brush motors, or small brushless motors, this universal joint pin compensates for axial and radial offset and protects your linkage
• This universal joint shafts is great for use in servo motor systems, 3D printers, CNC machines, and various other applications where firm connection between driving and driven shafts is essential