SDKFZ 10/4 2 cm FlaK 30 Deployed inc 3 Crew.
The SDKFZ 10 was used extensively as a prime mover for small artillery.
In this case with a 2 cm FlaK 30 mounted on the back.
The gun could also be deployed on the ground.
This is a 1/48 scale model resin and metal model. Figures are 28mm.
Some assembly required.
A range of water slide deals can be found HERE.