This is the 20 tons of weight trailer called Hornbach. It is standalone, you can see it in traffic.
Compatibility: ETS2 1.9.x and 1.10.x
How to install mod for ETS 2:
- Download this mod.
- Extract it!
- Paste the .scs file(s) into your My Documents/Euro Truck Simulator 2/mod folder.
- Run game ~> Edit profile ~> Enable mod.