To prevent wiring/piping from coming into contact with a through hole bored in a frame, etc. of a vehicle and damaging when the wiring/piping is inserted into the through hole, and reduce the number of components used for the means to reduce the number of management manhours.

A harness holding part (1a) holding a harness (2) is formed at one end of a harness clip (1), and a fixation part (1c) fixed to a plate-shaped member (4) is formed at the other end. The harness holding part (1a) and the fixation part (1c) are interconnected by a connection part (1b). The harness holding part (1a) extends from one end of the connection part (1b) to a right angle direction, and a groove (1d) holding wiring/piping (2) is formed on the connection part opposing face. The fixation part (1c) has a columnar shape, is formed from the other end of the connection prat (1b) in parallel with the harness holding part (1a), and includes a plurality of triangular claws (1e) formed thereon.