We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Duncan Niederlitz and Eve O'Neill Bike thieves are a persistent plague. The ...

Abus Bordo 6500A SmartX is not just a lock, it's a complete anti-theft system that folds up and fits in a bag. The hefty weight and heftier price tag are more than offset by the quality – and the ...