Abstract: The present invention relates to a fitting (1) for mounting on a chair (20) for the purpose of hanging the chair on a table top (30), characterized in that the fitting (1) comprises a holder (6), designed to be secured to a seat (21), and a yoke (2) coupled to the holder (6), said yoke (2) being movable relative to the holder (6), said yoke (2) being able to be shifted between a first position and a second position when it is mounted on the chair (20), and said yoke (2), in the first position, extending below the seat (21) of the chair in a vertical direction, and, in the second position, extending above the seat (21) of the chair in the vertical direction, when the chair (20) is upright. The invention further relates to a chair (20) with two such fittings (1) mounted on the chair (20).