Sunlite Knox Key Chain/U-Lock
Best compact security for quick urban stops.
This hybrid security system pairs a heavy-duty chain with a hardened U-lock, giving you the best of both worlds: the flexibility to wrap around awkward bike racks and the unyielding strength of a shackle. It is undeniably heavy to carry, but the peace of mind is worth the extra weight in your bag.
$43.88
at
The Bikesmiths
Who it's for
- Cyclists needing a discreet, lightweight lock for quick errands
- Riders wanting to secure small items without a heavy lock
- Commuters making very short stops in safe, visible locations
Who should skip it
- Bike owners seeking robust, primary security for their valuable bicycles
- Riders needing to secure their bike to a variety of urban fixtures
- Owners of high-value bikes requiring serious theft deterrence
Performance breakdown
Security Robustness
Hardened steel links and U-lock shackle provide formidable resistance against cutting.
Locking Versatility
Forty-six inches of length makes securing to awkward racks effortless.
Portability
At nearly six pounds, this setup is heavy for daily commuting.
Weather Resistance
Nylon sleeve effectively shields the chain from rain and road grime.
Ease of Use
Simple keyed mechanism offers reliable, no-fuss operation every time.
Frame Protection
Durable nylon cover prevents metal-on-frame scratches during locking.
Key Specs
Lock Type
Key Lock, Chain Lock
Chain Links
Full 10mm four-sided trapezoidal hardened steel
Chain Cover
Weatherproof nylon
U-lock
Heat treated high security mini U-lock
Chain Length
44 inches
Total Length
46 inches
Shackle Inner Dimensions
Approximately 2.5" W x 3.5" H
Total Weight
5.9 pounds / 2710 grams
Material
Hardened Steel
Locking Mechanism
Keyed
Know before you buy
Still have a question?
Ask Metto anything about the Sunlite Knox Key Chain/U-Lock before you decide.
