REINFORCING INSERT PROVIDED WITH THROUGH-HOLES

Reinforcement element 200 for a plastic body panel part 100 made of plastic material 50, forming an insert capable of being at least partially overmolded into the body panel part, the reinforcement element 200 comprising a wall 500 delimited by an outline 550, the wall 500 comprising an orifice 600 which completely passes through the thickness of the wall 500 of the reinforcement element, which orifice 600 is: - a notch opening at the level of the outline 550, or - a non-opening orifice at the level of the outline 550, located, at least in part, in a zone of the outline 550 which extends over 40 mm in width of the wall 500.