Bike Stability Bike security is the most important thing when traveling with your prized cargo outside of the car. With s Apex XT Swing 4 Bike Rack you can be certain that your bike will be safe every time you leave the house. Its superior bike stability and fit with integrated anti-sway measures, prevent bike-to-bike contact and disappears when not needed. The bikes are safe and secure during transport thanks to 7 of spacing between each bike and you can even fold down the bike arms when the rack is not in use. The compact cradle design accommodates too a wide variety of bike sizes and frames and is easy to install and lock up due to the tool-free, snugTite stinger.