It's particularly popular for mounting your Garmin on a garage wall, away from sweat, when on a static turbo trainer and online platforms such as Zwift. The back face of this MagCAD mount is curved.
MagCAD Garmin Edge GoPro Mount - Cycling 3D Printed Saddle Out Front Seat Post
MagCAD Garmin Edge Quarter Turn Plate - Cycling 3D Printed - Glue To Anything
MagCAD Garmin Edge Replacement Mount - Cycling 3D Printed - Repair Broken Tabs
MagCAD Garmin Edge/Varia Strap Mount - Cycling Rucksack Backpack Saddle Bag
MagCAD Garmin Roval Rapide / Alpinist II Mount - Venge Tarmac SL7 SL8 Edge
MagCAD Garmin to For Quad Lock Adapter - Cycling 3D Printed GPS Edge iPhone