The Superbox computer mount is available as an accessory and includes 3 different inserts to fit Garmin (500, 800, 1000 series), Bryton, Wahoo and a specific GoPro mount.
The mount requires the faceplate of Superbox DCR, available also as spare part to retrofit the previous Superbox stem version (code FCSBX-DCR) or Superzero RS / Superzero stems (code FCSZ-MOUNT). 

Material: Nylon glass fibre reinforced
Weight: 35g