This chain lock is multipurpose for daily usage, such as electric bicycle, mountain bike, door etc. It comes with 3 keys.

Features:

• Built-in Spring - easy to unlock with key
• High quality - high strength, fine accuracy, stainless steel, wear-resistant and durable.
• Extra Thick Extended Chain-high hardness steel is well against violence, and very durable.
• Lock body: sanding brushed, beautiful and generous.