33 board only - 330x330 mm (13x13")

33 board only - 330x330 mm (13x13"). Compatible with any PilotOne or MiRy bases. 33 board is specially developed for SR A3 (450x320 mm) map format - you don´t need to fold 2 cm strip of the map on the longer map side. 33 board enables quick load of the map format.under the film and consequent easy manipulation with the map during riding with one hand only. It is easy to load any other large format of the map (e.g. A3 format or bigger).