With the Lock magnet, the Z-TURN flexible connectionand aluminum construction, pumping your tires with the Air Profile FC02 will be a true pleasure. Available in two colors.? Z-turn system: Screw-on intuitive connection, compatible with Presta and Schrader valves. Lock magnet: Magnetic closure, quicker and easier. All in aluminium: Durability, lightweight and high resistance to corrosion. Mud protection: Prevents dirt and stays clean. Flexible connection: Allows inflation from farther away and prevents damage to the valve stem.