Heavy Duty Bike Lock - You can definitely rely on our folding bike lock’s anti-theft features. It’s got heat-treated, hardened steel links, work-hardened rivets, and disc detainer, giving your mountain bike and foldable bike the protection they need.

Attaches to Your Bike Permanently - You’ll never have to forget your bike lock ever again. Permanently attach this bike smart lock onto the downtube, seat tube by screwing it onto your bike’s bottle cage bosses. You can mount your water bottle cage over this lock, too.

Smart Lock Design - The bicycle lock’s smart design makes it easy to fold and unfold the arms, giving your bike maximum security. Attach this lock for bike through your bike’s frame/wheel around any bike rack, sign post, or parking meter.

Locks and Unlocks in Seconds - The extending arms reach out around your bicycle frame and secure it; they lock, unlock, and fold back into place in seconds. No more fidgeting with cable locks, bike chain locks, and combination locks.

Easy to Lock - No other bike lock can measure up to the advanced features and hassle-free use of Lobster Lock. The first ever bike-mounted folding lock, it has an attached folding design that promotes proper locking anytime!