To provide a link member for connecting a pylon strut and a wing, which link member is easily tightened and removed even when there is a narrow space therearound. A link member 50 includes a link plate 51 functioning as a load transfer element, a coaxial bush 52 provided at one end of the link plate 51, and an eccentric bush 53 provided at the other end of the link plate 51. A set of the link plates consisting of two link plates 51 are arranged opposite to and away from each other with a prescribed distance, and bolts B1 and nuts N1 are used to connect the connecting piece 12 to the wing mount 13. The link member 50 further includes nut retainers 60 provided on the inner side of the link member 50 to restrict rotation of the respective nuts N1.