A movable transversal roof rack enabling loading and unloading a cargo away from a vehicle roof consisting of two support elements, one support element to be placed on a front part of the vehicle roof, and another support element to be placed on a rear part of the vehicle roof, characterized in that each support element comprises a support, a first arm and a second arm, wherein: - the support is in a form of a longitudinal profile containing: ▪ means for attachment of holders for fixing the support element on the vehicle roof, and ▪ guiding means of the support arranged along the support, where the guiding means of the support are equipped with • stoppers of the support for preventing complete sliding off the first arm from the support; - the first arm is arranged slidingly movable along the support, where the first arm consists of a first element and a second element mutually interconnected via a joint, wherein sum of lengths of the first element and the second element represents the length of the first arm, and wherein the second element is adapted for deflection from its horizontal position around the joint downwards by an angle of 1° to 90° to a tilted position, and wherein the first arm further comprises: ▪ at least one longitudinal side wall, ▪ first guiding means of the first arm adapted for cooperation with the guiding means of the support arranged along at least a part of the first element, and ▪ second guiding means of the first arm in the form of at least two grooves arranged substantially parallelly along the first element and the second element on at least one longitudinal side wall, and wherein in the tilted position of the second element, the second guiding means of the first arm are in a form of two broken grooves, and wherein the second guiding means of the first arm are equipped with: • stoppers of the first arm for preventing complete sliding off the second arm from the first arm; - the second arm is arranged slidingly movable along the first arm, wherein the second arm comprises: ▪ load securing means; and ▪ guiding means of the second arm in a form of two projections adapted for movement in the broken grooves of the first arm and for stabilization of the second arm in its horizontal position. - the support is in a form of a longitudinal profile containing: ▪ means for attachment of holders for fixing the support element on the vehicle roof, and ▪ guiding means of the support arranged along the support, where the guiding means of the support are equipped with • stoppers of the support for preventing complete sliding off the first arm from the support; ▪ means for attachment of holders for fixing the support element on the vehicle roof, and ▪ guiding means of the support arranged along the support, where the guiding means of the support are equipped with • stoppers of the support for preventing complete sliding off the first arm from the support; • stoppers of the support for preventing complete sliding off the first arm from the support; - the first arm is arranged slidingly movable along the support, where the first arm consists of a first element and a second element mutually interconnected via a joint, wherein sum of lengths of the first element and the second element represents the length of the first arm, and wherein the second element is adapted for deflection from its horizontal position around the joint downwards by an angle of 1° to 90° to a tilted position, and wherein the first arm further comprises: ▪ at least one longitudinal side wall, ▪ first guiding means of the first arm adapted for cooperation with the guiding means of the support arranged along at least a part of the first element, and ▪ second guiding means of the first arm in the form of at least two grooves arranged substantially parallelly along the first element and the second element on at least one longitudinal side wall, and wherein in the tilted position of the second element, the second guiding means of the first arm are in a form of two broken grooves, and wherein the second guiding means of the first arm are equipped with: • stoppers of the first arm for preventing complete sliding off the second arm from the first arm; ▪ at least one longitudinal side wall, ▪ first guiding means of the first arm adapted for cooperation with the guiding means of the support arranged along at least a part of the first element, and ▪ second guiding means of the first arm in the form of at least two grooves arranged substantially parallelly along the first element and the second element on at least one longitudinal side wall, and wherein in the tilted position of the second element, the second guiding means of the first arm are in a form of two broken grooves, and wherein the second guiding means of the first arm are equipped with: • stoppers of the first arm for preventing complete sliding off the second arm from the first arm; • stoppers of the first arm for preventing complete sliding off the second arm from the first arm; - the second arm is arranged slidingly movable along the first arm, wherein the second arm comprises: ▪ load securing means; and ▪ guiding means of the second arm in a form of two projections adapted for movement in the broken grooves of the first arm and for stabilization of the second arm in its horizontal position. ▪ load securing means; and ▪ guiding means of the second arm in a form of two projections adapted for movement in the broken grooves of the first arm and for stabilization of the second arm in its horizontal position.