Heavy duty 3 bar roof rack to fit mercedes sprinter 4 6 t van 2006 onwards heavy duty 3 bar roof rack to fit mercedes sprinter 4 6 t van 2006 onwards 906 this robust stylish roof rack system is tough durable and extremely easy to assemble and fit to your van g3 professional roof bars are made for functionality and will prove a reliable addition to your business constructed from high quality strengthened steel with a durable plastic coating to improve grip avoid damage to loaded object