What's under the cover - Bulgarian M1117

[Engin_Kayral]

Hi all,
I need help on identifying what they have under the cover

on ISAF M1117. Thanks in advance.

[Uncle-Heavy]

I found another photo of a Bulgarian M1117 (parade in Sofia)

Looks like some kind of sensor system

[Engin_Kayral]

Thanks for the great help Robin. It is more clear for me now.

[18bravo]

Sensors or camera arrays.