| base_male | connects to | base_female |
| generic_male | connects to | generic_female |
| axle_male | connects to | axle_female |
| component | attach type |
| chassis bottom | base_male |
| spin motor | base_female & axle_male |
| wheel | axle_female |
| battery | base_female |
| control board | base_female |
| Type | Attach |
| ID | number |
| Attach | Base_, Generic_, Axle_ (M or F) |