Made from aluminum alloy material to reduce inertia
Rigid coupling, high torque with rigidity, low inertia, and excellent sensitivity
No rotation gap, elastic action can make up for symmetrical angular misalignment
Maintenance-free, oil proof and corrosion resistance
Suitable for model car, model boat, hardware, mechanical drive situations, etc

Specifications:

Thread Size: M4
Color: Blue
Material: Aluminum Alloy
Connection Diameter: 5mm to 8mm
Total Length: 25mm /0.98 inch
Outside Diameter : 14mm/ 0.55 inch
Through Angle: 180 Degree

Package List:
1 Pcs x Rigid Shaft Coupler