The present invention relates to a flow adjusting device (1) for a shock absorber for a vehicle, the shock absorber comprising a cylinder (2) and a piston (22) dividing the cylinder into at least a first and a second working chamber (23,24). The flow adjusting device is adapted to control at least a first damping medium flow (F1) and a second damping medium flow (F2) adapted to flow from at least one of the working chambers and comprises at least a first valve (2), adapted to control the first flow, and a second valve (3), adapted to control the second flow. The first valve and said second valve are jointly adjusted. The present invention further relates to a shock absorber comprising such a device and a front fork comprising such a shock absorber.