You'll wonder how you ever got along without this Trekstep once you use it. Precision spring-loaded mechanism activates with just a downward touch of your foot to extend the step, or a gentle pull up to retract it. Made of corrosion-resistant durable aluminum alloy with black anodized, powder coat finish for long life. Attaches to factory frame holes for rock-solid support and easy installation. Mounting hardware and complete instructions included.