SIDEKICK is a superlight & keyed compact bike lock. 12mm double shackle design and silicone-coated so you won't scratch your paint. SIDEKICK XL is an all-new deeper reach model allowing you to grab a wheel together with bike frame and post. SIDEKICK is your perfect companion. Also available as a bundle combo with cinch lock. SIDEKICK is a new addition to the OTTOLOCK family, designed for preventing bike theft by itself or together with a cinch lock for added security. SIDEKICK is set apart from other U-locks by its compact silicone-coated form factor and lightweight size, making it easy to stow in a backpack. SIDEKICK weighs just 1. 65lbs. The all-new SIDEKICK XL weighs 2. 50lbs. and allows for deeper reach and more security options.