 | | 2983 | 2 | Motor Pulley, 9V Micromotor with axle hole |
![Technic Wedge Belt Wheel [aka Pulley]](https://cdn.rebrickable.com/media/parts/elements/4100502.jpg) | | 4185 | 2 | Technic Wedge Belt Wheel [aka Pulley] |
![Technic Bush 1/2 Toothed Type II [X Opening]](https://cdn.rebrickable.com/media/parts/ldraw/7/6577.png) | | 4265b | 4 | Technic Bush 1/2 Toothed Type II [X Opening] |
![Rubber Belt Small [15mm ID] [Round Cross Section]](https://cdn.rebrickable.com/media/parts/elements/4544140.jpg) | | 85543 | 1 | Rubber Belt Small [15mm ID] [Round Cross Section] |
 | | 85544 | 1 | Technic Rubber Belt 24mm |
![Technic Rubber Belt Medium [26mm ID] [Round Cross Section]](https://cdn.rebrickable.com/media/parts/elements/4544147.jpg) | | 85545 | 1 | Technic Rubber Belt Medium [26mm ID] [Round Cross Section] |
 | | 85546 | 1 | Technic Rubber Belt 33mm |
