A device (1) for manually controlling handles, of the type comprising a body (2) for the containment of motion transmission means able to be inserted in a chamber with longitudinal development presented by a section bar of a movable frame; the device (1) presents on the containment body (2) means able to allow the association of a handle to the section bar, means comprising at least one pair of seats (7) distanced from each other by a value (H7) ranging from 22 and 30 mm.