Description
When you need more security than a cinch lock offers but still want to avoid the bulk of a traditional heavy-duty chain or large U-lock, the OTTOLOCK SIDEKICK series is the ideal solution. Designed for cyclists who demand a balance between portability and strength, the SIDEKICK brings reliable U-lock protection to a compact, lightweight form factor.
Built for Portability and Protection
The SIDEKICK is engineered for riders who prioritize an easy-to-carry setup without compromising on essential security. Whether you are commuting, running errands or enjoying a city ride, the SIDEKICK fits easily into a jersey pocket, handlebar bag or backpack, ensuring you always have a secure locking option on hand.
Key Features of the SIDEKICK U-Lock
- Lightweight & Compact: Weighing in at just 1.65 lbs (750g), it is significantly lighter than many conventional U-locks, making it a favorite for weight-conscious cyclists.
- 12mm Hardened Steel: Features a robust double-shackle 12mm hardened steel design, providing reliable resistance against cutting and twisting.
- Non-Marring Coating: The lock body is finished with a silicone coating, which helps prevent scratches and damage to your bicycle’s paintwork.
- Anti-Rotation Deadbolt: Enhances security by preventing the shackle from rotating if it is cut.
- Keyed Access: Each lock is supplied with three keys, ensuring you have reliable access even if one is misplaced.
Choosing Your SIDEKICK
OTTOLOCK offers different versions of the SIDEKICK to suit various locking needs and bike sizes.
SIDEKICK Compact
The perfect “pocket” U-lock for quick stops and commuters who need maximum portability.
- Opening Size: 2.75” x 5.75” (7cm x 14.5cm)
- Best For: Securing a single frame tube to a post, railing or bike rack.
SIDEKICK XL
Provides additional clearance for riders who need to secure their bike to wider or more challenging infrastructure.
- Opening Size: 4.00″ x 9.50″ (10cm x 24cm)
- Best For: Situations requiring more space to reach around larger objects.
Why Choose the SIDEKICK?
The SIDEKICK bridges the gap between OTTOLOCK’s ultra-lightweight cinch locks and traditional, heavy security devices.
- Optimized for Daily Use: It offers the ideal balance of security and weight for daily commutes, work-to-home journeys and errands.
- Frame-Friendly: The silicone coating keeps your bike looking good while providing strong protection.
- Easy Storage: Its compact footprint means you are more likely to actually carry it, ensuring your bike is protected whenever you stop.
- Reliable Construction: The 12mm hardened steel shackle provides a significant deterrent against casual and opportunistic theft.
Available in orange and black.
- Ultra-lightweight and compact at just 1.65 lbs (750g), the OTTOLOCK SIDEKICK U-Lock offers superior portability for your cycling adventures without compromising security.
- Constructed with a 12mm hardened steel double shackle featuring anti-rotation deadbolt technology, delivering robust resistance against cutting and leverage attacks for reliable bike protection.
- Silicone-coated lock body prevents paint scratches and frame damage, making it ideal for high-end bikes and delicate finishes while maintaining a sleek, stylish black design.
- Designed for versatile use, its 2.75 x 5.75 opening fits securely around a single tube and post, perfect for quick stops or securing your bike in urban environments, school, or commute scenarios.
- Includes three keyed entries for convenience and easy access, with a minimalist, travel-friendly profile that easily fits in a bag or pack, ensuring your bike stays secure on the go.




