Custom Gear Boxes

[Joey Milia]

Originally Posted by T^2

Depending on how many motors you used, there's a distinct possibility of shearing the ball-locking pin within the shaft, or at least destroying the coupler that holds it to the pneumatic cylinder.

There shouldn't be any torsional force on that inner shaft. All the force from the motors is transmitted through the balls to the drive shaft, not to the inner shaft.