Attachment means for mounting a bumper cross-beam onto a vehicle structure

Attachment means (20) for mounting a bumper cross-beam (10) onto a vehicle structure, the said attachment means having a first end (22) to be fixed to the said vehicle structure and a second end (23) designed to be attached to the said bumper cross-beam, the said attachment means being made from a hollow section profile (21), the periphery of which comprises opposite side walls (24 and 25) and substantially parallel opposite outer walls (26 and 27), wherein the said hollow section profile (21) comprises opposite peripheral chambers (29 and 30), each peripheral chamber (29, 30) being at least delimited by one of the said opposite outer wall (26, 27) and an inner wall (31, 32), which is substantially parallel to the said outer wall and extends between the said opposite side walls, wherein the said inner walls are spaced apart from each other by a distance Hi, characterised in that the said second end (23) comprises opposite double-walled flanges (41 and 42), which are spaced apart from each other by a distance H strictly greater than Hi.