Abstract: A clamping device for a locking cylinder arrangement of a motor vehicle is disclosed which includes a clamping body, a receptacle arranged on the clamping body for fixing a locking cylinder. A first retaining element is arranged on the clamping body. A cap covers the clamping device and is fixed by a second retaining element. A dismounting element cooperates with a release in order to detach the covering cap. The dismounting element includes an edge element extending in the direction of the covering cap and forming a hollow space. The dismounting element arranged on the clamping body is accessible from outside through a dismounting opening in the covering cap.