SDL04 Key Chain Lock | Standard Key Type Bicycle Anti-Theft Chain Lock

Brief Introduction
SDL04 key chain lock is our regular model chain lock for bicycles. It adopts high-strength steel chain wrapped by thick woven fabric sleeve, which effectively prevents scratching your bike paint. With reliable key unlocking structure, simple and stable to operate. The chain is flexible and easy to coil for storage. Custom colors are available to match your market demands. It is well-suited for bicycle accessory distributors and bulk procurement for urban commuter and e-bike markets.

Material & Craftsmanship
Heavy-duty solid steel chain core. Wear-resistant woven fabric protective sleeve. Sturdy lock body with durable copper key cylinder.

Key Features

1. Standard classic chain lock structure, solid steel chain provides reliable anti-theft performance.
2. Fabric outer sleeve protects bicycle paintwork from scratches; flexible chain can be wrapped around bike frames, railings or poles.
3. Key unlocking design, easy to use, no risk of forgetting passwords.
4. Support custom colors for lock body and fabric sleeve.
5. Stable mass production, sufficient stock and competitive price.
6. OEM available: laser engraved logos and customized packaging.

Application Scenarios
City commuter bicycles, mountain bikes, electric scooters, e-bikes, leisure bikes.

OEM & ODM Service
Custom colors for lock and fabric sleeve, custom laser-engraved logos and personalized color-box packaging. Small-batch mixed orders are supported.