Abstract: An improved wing fold assembly for use in aircraft which provides relative rotational movement of a first wing tip about a second fixed wing including a plurality of wing tip flanges, and a plurality of fixed wing flanges wherein all of said flanges are rotatably mounted to a central shaft and wherein the improvement comprises means for selectively interlocking said wing tip flanges in relation to said fixed wing flanges to thereby lock said wing tip in position relative said fixed wing in either of a folded or faired position.