Because every gram counts on the racing bike: The Aero Mount is one of the lightest smartphone holders on the market, weighing only 5 grams. Perfect conditions to make the most out of your setup. With the carbon-reinforced Aero Mount SPC+, you keep air resistance low and get a real lightweight on your racing bike. Stick the mount with some pressure onto a flat surface on the handlebar or stem. The two rubber bands enhance the grip and ensure maximum safety.