Apart from the basic model
of the Schützenpanzer Kurz
the Bundeswehr also operated a set of variants. This model combines the following variants on a sprue.
1 artillery observer vehicle with additional optics
1 carrier variant, closed
2 carrier variant, open
The carrier variant could be operated as an ambulance vehicle, mortar carrier or a radar vehicle
The open topped models should have folded lids added on the side.
website has pictures of the finished models (scroll down from the linked headline).