Mercedes barge board vertical vanes, Circuit de Catalunya, 2019 Link to this image full-size: https://www.racefans.net/2019/05/09/analysis-mercedes-take-cues-from-red-bull-with-spain-upgrade/racefansdotnet-20190509-173626-3/Mercedes barge board vertical vanes, Circuit de Catalunya, 2019Advert | Become a RaceFans supporter and go ad-freeMercedes barge board vertical vanes, Circuit de Catalunya, 2019Next Image