An aircraft cabin curtain rail assembly kit includes a plurality of curtain rail components with linear curtain rail sections and curved curtain rail sections with an angle of curvature in a range of 0-90°. Each curtain rail component has a first end and a second end. On the first end, a recess for receiving a fixation protrusion of another curtain rail component is arranged and, on the second end, a fixation protrusion for inserting into a recess of another curtain rail component is present. The recess and the fixation protrusion include a fastening means for fixating the recess and the fixation protrusion relative to each other. Each curtain rail component includes a holder slit for attaching the respective curtain rail component to an object and a curtain slit for guiding curtain rail guiding means in the curtain rail component.