ABUS 440A U Lock
Best high-security deterrent for urban cyclists needing extra theft protection.
This lock adds a piercing, 100-decibel deterrent to the standard physical security of a hardened steel shackle. While the alarm requires occasional battery maintenance, the 3D motion detection provides a crucial layer of psychological defense that makes your bike a much less appealing target for thieves.
$58.85
at
Lockitt
More 440 options
Who it's for
- Commuters seeking both physical strength and active theft deterrence
- Urban cyclists parking in high-traffic, theft-prone city areas
- Security-conscious riders needing proven, reliable anti-theft protection
Who should skip it
- Cyclists prioritizing lightweight gear for long daily commutes
- Riders who prefer low-maintenance locks without battery upkeep
- Commuters parking in crowded areas prone to accidental bumps
Performance breakdown
Deterrence Factor
The piercing 100-decibel alarm creates an immediate, high-visibility deterrent.
Tamper Resistance
Hardened steel construction provides robust defense against cutting and prying attempts.
Motion Sensitivity
3D position detection accurately triggers alerts upon the slightest unauthorized movement.
Portability
Included USH bracket makes carrying this substantial lock manageable on frames.
Ease of Operation
Simple toggle between alarm and non-alarm modes keeps daily usage intuitive.
Build Durability
Premium materials ensure long-term reliability in harsh, outdoor weather conditions.
Key Specs
Length
160mm (6.29 inch)
Width
85mm (3.34 inch)
Weight
1100 grams (2.42lb)
Shackle
Hardened 12 mm round shackle
Alarm Volume
at least 100 dB for 15 seconds
Detection System
3D Position Detection
Battery
CR2 batteries included
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