You will need the black steel mounting system in order to mount the Givi side bags on your G310GS.
Attention: You cannot mount the cases Trekker Outback in this mounting!
Install instruction PL684
This nylon ring (tank mounting flange) is already included...
Available in three versions, with capacities of 52 LT...
Tanklock tank bag for motorcycles, 5 liters, expandable...