The restrictor is available in 2 designs:
- max. 2500mm adjustable height
- max. 4000mm adjustable height
The width is max. 7120mm.
Only through routes with a free height less than 4.30m need to be indicated using traffic sign C29.
The height to be shown is the free height less 0.30m.
For through routes with a free height less than 2.50m, the height to be shown is the free height less 0.15m.