section zone b of the outer section 2 the coinciding legs of the triangular inner section 5 c extend by way of a wall 6 d and a wall 6 e to the opposite rear section zone a of the outer section 2 a bumper crossbeam 1 1 a 1 b 1 c according to the present invention can thus be manufactured from a combination of roll formed outer and inner sections the cross sectional shape of the inner section 5 5 a 5 b 5 c can be incorporated into the manufacturing process of the outer section 2 with the inner section 5 5 a 5 b 5 c being rolled into the outer section 2 as an alternative the inner section 5 5 a 5 b 5 c may also be inserted subsequently into the finished outer section 2 and connected therewith the material thicknesses and qualities as well as cross sectional shapes of the outer section 2 and the inner section 5 5 a 5 b 5 c can be suitably selected combined with one another and fixed in place or connected throughout in dependence of the demand in this way a bumper crossbeam can be produced with little use of material and simple production methods and can be provided with a.