Either way, both D-lock designs feature a dazzling three-layer construction, with a magical material called Barronium making life harder for thieves and their angle grinders. The LiteLok X1 is ...

Find out more about how we test. When it comes to locking up your bike, chain locks can offer a flexible alternative to traditional D-locks since they can fit around larger and unconventionally ...

The Kryptonite New York M18 U-Lock is a chunky and rather heavy D-lock that might put some off due to its bulk. However, if you’re looking for a reassuring lock that is designed and built to ...