The only line of defense against bike thieves is a bike lock. If you're going to actively use your bicycle and leave it on the streets, you have to lock it properly. If you lock it, but not the right ...

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Bike locks come in all shapes and sizes, but the best bike chain locks offer flexibility and are often easier to carry than other types. Along with D-locks (also known as U-locks), they are among the ...

Bicycle chains can be a real drag. The keyed U-locks and combination cables that keep your bike safe are difficult to haul around, being not only heavy but also bulky. A decent cable lock can’t be ...

Steel cable-style bike locks may be lighter than U-locks, but they're also notoriously easy to cut through, plus their coiled design can make them difficult to use. Chains are one alternative, ...

In this busy world, a lot can happen in a minute. You can order a coffee, send a tweet, check your email—or lose your unlocked bike to an unscrupulous thief, who will post it on Craigslist in a ...

Cities are graveyards for stolen bikes, with bent wheels and ragged frames hanging off anything nailed to the ground, sometimes with a sawed-through bike lock lying in plain sight. The air is thick ...

Alternatives include a lock that you wear like a belt, and a lock that straps onto the bicycle's top tube. Now, there's another option - a lock that has the form of a water bottle, so it can sit in ...

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