A joint comprising at least a first joint section and a second joint section, wherein the first joint section and the second joint section are mounted so as to be pivotable against one another about a pivot axis, and wherein, in an initial position, the first joint section can be locked with respect to the second joint section via at least one first slider, and wherein the at least one first slider can be moved into a release position via an actuating device, so that the first joint section and the second joint section can be pivoted against one another about the pivot axis, characterized in that the first joint section and the second joint section form a first overlap region perpendicular to the pivot axis, and the at least one first slider is mounted in the first joint section or in the second joint section and is formed to engage, in the initial position in the first overlap region, with a first receptacle formed by the respective other joint section (1, 2), wherein the joint comprises at least one third joint section, which can be pivoted about the pivot axis with respect to the first joint section and/or second joint section, and wherein the third joint section and the second joint section form a second overlap region perpendicular to the pivot axis on a side of the second joint section facing away from the first overlap region, wherein at least one first latch is mounted in the second joint section or the third joint section and is formed, in a or the initial position in the second overlap region, to engage with a third receptacle formed by the respective other joint section (2, 3) for locking purposes and to be moved into an unlocked position by means of the actuating element, so that at least the second joint section and the third joint section can be pivoted against one another about a pivot axis. wherein the first joint section and the second joint section are mounted so as to be pivotable against one another about a pivot axis, and wherein, in an initial position, the first joint section can be locked with respect to the second joint section via at least one first slider, and wherein the at least one first slider can be moved into a release position via an actuating device, so that the first joint section and the second joint section can be pivoted against one another about the pivot axis, characterized in that the first joint section and the second joint section form a first overlap region perpendicular to the pivot axis, and the at least one first slider is mounted in the first joint section or in the second joint section and is formed to engage, in the initial position in the first overlap region, with a first receptacle formed by the respective other joint section (1, 2), wherein the joint comprises at least one third joint section, which can be pivoted about the pivot axis with respect to the first joint section and/or second joint section, and wherein the third joint section and the second joint section form a second overlap region perpendicular to the pivot axis on a side of the second joint section facing away from the first overlap region, wherein at least one first latch is mounted in the second joint section or the third joint section and is formed, in a or the initial position in the second overlap region, to engage with a third receptacle formed by the respective other joint section (2, 3) for locking purposes and to be moved into an unlocked position by means of the actuating element, so that at least the second joint section and the third joint section can be pivoted against one another about a pivot axis.