VANGUARD Off Road VGSSB-0813AL For Mercedes Benz GLK350 2010-2015 Running Board Aluminum Factory Style Step Boards High quality running boards made of heavy-duty aluminum 100% brand new 2 bars for both driver & passenger sides. All mounting brackets, nuts, and bolts are included Installation instruction available upon request Fits 2010-2015 Mercedes Benz GLK350 X204