The invention relates to a device (1) for slidable devices such as sliding gates or sliding doors. In order to render possible a compact and nevertheless stable construction of the device (1), it is provided according to the invention that the device (1) has a supporting or retaining device (2) and a shorter runner rail (3) as well as a longer runner rail (4), wherein rolling elements (5) and/or sliding elements are provided on the supporting or retaining element (2), via which rolling elements and/or sliding elements the shorter runner rail (3) can be moved, and wherein further rolling elements (6) and/or sliding elements are provided on the shorter runner rail (3) and optionally on the supporting or retaining element (2), via which further rolling elements and/or sliding elements the longer runner rail (4) can be moved.