Arm rest comprising a support element which is connected to a substructure, having a bearing element which is movably arranged on the support element, • wherein the support element and the bearing element are jointly pivotable about a first pivot axis (y) with respect to the substructure via means (3, 7, 8) arranged in or on the support element, and the bearing element is displaceable relative to the support element via a connection to one of the arranged means, • wherein the pivoting of the support element jointly with the bearing element about the first pivot axis (y), and the displacement of the bearing element relative to the support element, can be released or blocked by actuating a single operating element arranged in the bearing element, wherein the operating element acts on the means (3, 7, 8) arranged in or on the support element, • wherein the support element has a guide arranged in or on the support element, • wherein a first braking element, which is connected on the one hand to the bearing element, at and/or on and/or in the guide, is arranged as a means of the support element which releases or blocks the displacement of the bearing element relative to said support element, which braking element is on the other hand non-positively or positively connected to the guide, • wherein the support element is pivotably connected to the substructure on an axle/shaft, • wherein the first brake element connected to the bearing element is arranged in or on the support element, • wherein a catch which engages in a receptacle of a substructure of the arm rest, said substructure being designed as a console, is arranged as a means of the support element and bearing element (1, 11) for releasing or blocking the pivoting, • wherein the catch is connected to the operating element so that, when the operating element is actuated, the catch is simultaneously unlatched from the receptacle of the console. • wherein the support element and the bearing element are jointly pivotable about a first pivot axis (y) with respect to the substructure via means (3, 7, 8) arranged in or on the support element, and the bearing element is displaceable relative to the support element via a connection to one of the arranged means, • wherein the pivoting of the support element jointly with the bearing element about the first pivot axis (y), and the displacement of the bearing element relative to the support element, can be released or blocked by actuating a single operating element arranged in the bearing element, wherein the operating element acts on the means (3, 7, 8) arranged in or on the support element, • wherein the support element has a guide arranged in or on the support element, • wherein a first braking element, which is connected on the one hand to the bearing element, at and/or on and/or in the guide, is arranged as a means of the support element which releases or blocks the displacement of the bearing element relative to said support element, which braking element is on the other hand non-positively or positively connected to the guide, • wherein the support element is pivotably connected to the substructure on an axle/shaft, • wherein the first brake element connected to the bearing element is arranged in or on the support element, • wherein a catch which engages in a receptacle of a substructure of the arm rest, said substructure being designed as a console, is arranged as a means of the support element and bearing element (1, 11) for releasing or blocking the pivoting, • wherein the catch is connected to the operating element so that, when the operating element is actuated, the catch is simultaneously unlatched from the receptacle of the console.