|   Classes:     A B C D E F G H I J K L M N O P Q R S T U V W X Y Z | |||
| Order | Description | Count | Sample Item |
| UA |
cross axles | 9 |
|
| UB |
small joins | 8 |
|
| UC |
large joins | 11 |
|
| UD | struts | 8 |
|
| UE |
technic gears | 10 |
|
| UF |
technic wheels | 3 |
|
| UG | tubes | 6 |
|
| UH |
other technic | 12 |
|