Rock The Bike:
Support right side of rear rectangle with block for the easiest method of putting the frame into the slot.
Rock The Bike:
Extra block levels entire bike front to back.
Rock The Bike:
Correct installation of the 8mm bolts in the captured T-Nuts. T-Nuts may spin. Step down on aluminum tube to trap them while tightening with allen key.
Rock The Bike:
The tension hook.
Rock The Bike:
Tilt bucket towards you a bit to make it easy to undo hook.
Rock The Bike:
Bucket eye view.
Rock The Bike:
Best overall photo of the system (without flexible drive shaft). Note the tension on the cable. When bucket is firmly pressed down into 10-sided hole, the cable should be taut and ice cream bucket will not tip from pedaling force.