![LEGO part Rubber Band Large [Square Cross Section] 70158](https://cdn.rebrickable.com/media/parts/photos/0/rb00169-0-2c1f60b7-4d40-4966-932b-cd84605cabee.jpg)
#70158
Rubber Band Large [Square Cross Section]
Black
20× needed
#56823c75
String Cord Thin (0.5mm) 75cm
Black
4× needed
#3736
Technic Steering Pulley Large
Light Gray
10× needed
![LEGO part Technic Wedge Belt Wheel [aka Pulley] 4185](https://cdn.rebrickable.com/media/parts/elements/4100502.jpg)
#4185
Technic Wedge Belt Wheel [aka Pulley]
Light Gray
20× needed
#3483
Tyre Offset Tread 24 x 8
Black
20× needed
#3482
Wheel with Split Axle hole
Light Gray
20× needed
