Quick Summary
The BIGLUFU bicycle chain lock has manganese-steel links, a nylon sleeve, a keyhole cover and three keys. Its listed weight is 2.87 lb, a useful consideration if you plan to carry it with your bike.
Before choosing this lock, confirm the exact chain length and thickness and check that its reach suits the bike and anchor you intend to secure.
Key Details
| Detail | Product information and buyer relevance |
|---|---|
| Chain material | Manganese steel is specified for the chain links. |
| Weight | 2.87 lb; consider this when deciding how you will carry the lock. |
| Sleeve and cover | A nylon sleeve covers the chain, and a cover protects the keyhole from rain and dust. |
| Keys | Three keys are specified. |
Compatibility, Size and Fit
Compare the chain’s confirmed length with the route around your bike and the object you plan to secure it to. Check the exact chain thickness as well if it matters for your intended setup.
What Is Included
The listing describes one chain lock and three keys. The nylon sleeve and keyhole cover are described as features of the lock.
What to Compare Before Buying
- Reach: Check that the chain can go around the intended anchor and the part of the bike you want to secure.
- Carrying weight: The listed weight is 2.87 lb, which may matter when carrying the lock during a ride.
- Locking needs: Match the lock’s configuration and reach to your intended use. The listing does not provide a security rating for comparing resistance to attacks.
Before You Decide
Confirm the exact chain dimensions, check that its reach suits your intended anchor, and consider whether carrying a 2.87 lb lock works for your plans. The listing specifies three keys.








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