Kryptonite Keeper 585 Folding Lock

This lock has a security rating of 5/10, which makes it ideal for quick stops in lower-crime areas or as a secondary lock for added peace of mind. It is designed for everyday use rather than high-risk, long-term parking situations.

Yes, the folding mechanism allows the lock to collapse into a compact shape that fits easily into the included mounting bracket. This bracket attaches directly to your bike frame, so you don't have to carry the lock in a bag or pocket while riding.

The Keeper 585 is eligible for Kryptonite's Key Safe Program. If you register your key number with them after purchase, they can send you replacement keys if yours are ever lost or stolen.

The 85cm length offers enough reach to secure your frame and one wheel to most standard bike racks, signposts, or poles. However, if you typically lock up in crowded areas or need to secure both wheels, you might find the length slightly limiting compared to a chain lock.

The lock features 3mm hardened steel links, which provide a solid deterrent against opportunistic theft. While they are sturdy for daily use, they are not intended to withstand heavy-duty power tools used by professional thieves.