DIY Di2 (Macgyver edition)

[japanviking]

Some engineering fantasies shouldn't be realized

http://www.forum.light-bikes.de/showthread.php?t=8347

 

[GSAstuto]

So cool! I wonder exactly which servos he used ... the front should not be so difficult, but the rear servo would need to be pretty high torque - maybe over 300...

 

[japanviking]

The servos looks like standard units for RC controlled models. They can be bought in pretty hi torque versions.