WLtoys 12428 drive shaft

The replacement outer sliding part for rear drive shaft. In this case, genuine part did snapped clean with broken M2 screw it the hub. Flexible part no is a mechanical circuit breaker - it will skipp or detach in case of real axle overload. 

Replacement part is printed:

• TPU 95A or other rather stiff flexible 
• 4 walls
• 0.2 layer height
• 0.6 line width(with 0.6 nozzle if possible)
• no supports 
• brim for stability 

Happy ride !