Designed to resemble the sleek, sophisticated cell phones of today these running boards are beautiful and functional. The APS 4 brushed aluminum iboards are constructed of 6061 aircraft grade aluminum and feature a brushed finish for a sleek, yet stylish appearance. The use of the high-grade aluminum makes these boards highly resistant to rust, corrosion and the elements and with a generous 4 wide step tread they are a safe and secure place for you to place your feet. These boards come with all necessary mounting hardware and installation instructions that are required for your specific vehicle.