KMU-3.7

Changes in the update:
- Added a pallet for the crossbeam to make it easier to attach it, as some players complained that it was impossible to attach it to the crane.
- The attacher has been improved, now the crossbeam can be attached from either side.

KMU-3.7:
- Price 2750 euros
- Choice of color

Crossbeam:
- Price: 500 euros
- Choice of color