For unparalleled security in any environment, we trust the Bordo SmartX 6500A Folding Lock for its intentional, modern design that's designed to keep our bikes and e-bikes as safe as possible. This lock features steel folding arms instead of a cable for unmatched durability, and it also stows neatly into the lock body for easy packing. The lock is keyless, letting you use your smartphone to unlock it.