You will need the black steel mounting system in order to mount the Givi side bags on your R1200GS (2004-2012).
Install instruction PL684
The mounting system for a Givi Monokey top case consists of...
Top Case Trekker Dolomiti Monokey with 30 liters or 46...
V56 MAXIA 4 Monokey top case
Capacity: 2 helmets...