This is the simplest and cheapest way of going rallying with a roadbook! This Acerbis-type manual holder is fastened on your cross-bar and features a remote knob for adjustment. 
It weighs next to nothing and we use it for the more enduro-oriented races where a full rallye kit is unnecessary.

Lid can be removed wihout tools. Contains everything needed for installation.

Max paperwidth: 168 mm
Measurements: 195 x 115 x 68 mm