Coupling kit with six different couplings for use on freewheels.
Specifications
1. TT motor plastic shaft
2. N20 motor (Φ3, D-axis)
3. SG90 and MG90S servo
4. 25T steering gear (standard 945, 945, 996, S3003 series)
5. 25 motors, etc. (hexagonal copper couplings Φ3, Φ4, Φ5 D-shaped motor shaft)
6. LEGO cross shaft