Aries 2556010 5.5" AdvantEDGE Side Bar with Brackets Includes AdvantEDGE side bars 2055985 and mounting brackets 2055121 Unique, eight-sided tube profile to complement the style of modern trucks Extruded, all-aluminum construction to be strong, lightweight and rust-free Stamped aluminum tread for a non-skid step that will never crack or fade Die-cast aluminum end caps for a durable accent. ARIES AdvantEDGE side bars are available in two possible finishes, including a carbide black powder coat or chrome powder coat, and they are backed with a five-year warranty