Folding joint for rear view display device

A folding joint for attaching a rear view display device to a vehicle, comprising:

• a first hinge section;
• a second hinge section, the first and second hinge sections being adapted to rotate relative to each other around an axis of rotation;
• at least one detent or recessed surface comprising at least two depressions or recesses corresponding to locking positions for adjustably locking a rotational movement of the first and second hinge sections relative to each other;
• a spring biased cam section which is adapted to interact with the at least one detent or recessed surface for adjustably locking the rotational movement of the first and second hinge sections relative to each other;
• a hinge pin at least in part coinciding with the axis of rotation, the hinge pin being adapted to rotatably connect the first and second hinge sections, and comprising a guide pin extending essentially perpendicularly from the hinge pin;
• and
• a spring biased clamping bolt arranged on the guide pin.