Originally Posted by
Crankycrank
Can you post pics? All the Roam's I'm seeing, even going back several years, show a round seatpost. Photo's may help with coming up with a solution.
Not sure what Roam model it is, but they are using a D-fuse seatpost, at least one some--shows it under specs:
Roam 2 Disc (2021) | Men bike | Giant Bicycles United States (giant-bicycles.com)