0
1× 
1× 
1× 
1× 
1× 
12× 
12× 4 10 13 ③ Tools required: 4 mm hex key, wrenches size 10 and 13, flat-head screwdriver.
1 4× 4× 4 10
4× 4× 4 10 2 4× 4× 4 10
4× 4× 4 10 3 4× 4× 4 10
4× 4× 4 10 4 13
① Crank set pre-assembled — loosen the nut, position, tighten.
✓
② Read the enclosed safety and usage instructions before first use.