Ultra-light aluminum construction for easy handling, installation and removal No-tool installation – simply load into hitch and tighten receiver knob Narrow cradle arms hold a wider range of bike frames including smaller child frames T3™ Cradles hold bikes in place for maximum frame protection and stability Patented No-Sway Cage™ prevents bike-to-bike contact Hitch Switch™ folds arms down when not in use and tilts carrier away from vehicle for trunk, hatch or tailgate access Integrated locking cable that stores conveniently in hitch rack and Snug-Tite™ Receiver Lock (#STL2) are included Hitch adapter included to accommodate 1¼" or 2" receivers with one product