Description:

Made from aluminium 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
Aluminum alloy 5x5mm 8x8mm 5x8mm coupling diameter 3D printing part Flexible blue shaft coupling screw part for stepper motor accessory.

Specification:

Material: rubber+aluminium alloy

Package Includes:

1 piece coupling
4 pieces screws