Whether you're a recreational cyclist or hardcore bike commuter, the strongest bike locks can let you feel more confident that when you leave your bike alone, it'll still be there when you get back.

CR tests a variety of locks with the tools commonly used by bicycle thieves Senior test program leader Bernie Deitrick plays the role of bicycle thief at Consumer Reports' Yonkers, N.Y., headquarters.

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The best bike chain locks offer the flexibility to lock your bike to a range of anchors and can ...