# Weogine WCS-black4-1 Bike Chain Lock, 2.72 ft, 4mm Chain, 3 Keys The Weogine WCS-black4-1 has a 2.72-ft, 4mm chain for securing a bike or scooter to a suitable fixed point. - [Original product page](https://www.ofertitastop.com/us/product/weogine-wcs-black4-bike-chain-lock) - Market: US - Language: en-US - Currency: USD - Product updated: 2026-10-16T08:10:55.644Z - Brand: Weogine - Model: WCS-black4-1 - MPN: WCS-black4-1 - EAN / GTIN: 764338393486 - Category: Sporting Goods > Outdoor Recreation > Cycling > Bicycle Accessories > Bicycle Locks - Source store: amazon US - Active deal: Yes - Price: 8.99 USD - Previous price: 9.99 USD - Rating: 4.6 / 5 - Reviews: 3136 Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store. ## Description At 2.72 ft long, the Weogine WCS-black4-1 is a chain lock for bikes and other items that can be secured with a chain. Its alloy-steel chain has a stated 4mm thickness, and the lock uses a zinc-alloy cylinder. Three keys are included, while the chain can be snapped shut without using a key. ## What stands out The length and chain format are the main buying considerations. You can use it to secure a bicycle, scooter, or motorcycle, or to lock items such as a gate, fence, or sports equipment. For a practical example, it could loop around a bike frame and a suitable fixed point when the available arrangement fits within the chain’s length. The listing also suggests it can secure multiple bikes together, but the fit depends on how they are positioned and what they are locked to. A polypropylene fabric cover wraps the chain, helping keep metal from rubbing directly against a bike’s finish. The listing describes the cover as waterproof and dustproof, and lists a powder-coated finish. The product weighs 349.83 g, a detail worth considering if you plan to carry it regularly. You’ll appreciate it if you want one chain lock for more than a bicycle and value having three keys available. ## Worth noting The listing describes the chain as resistant to cutting and drilling, but those claims do not establish how it performs against a particular tool or theft attempt. Buyer feedback is divided on both perceived security and chain thickness: some describe it as sturdy, while others question the mechanism or feel the chain is thinner than expected. That makes it sensible to treat this as one part of a security setup rather than assume the lock alone will protect a valuable bike in every location. Compared with a compact cable-style lock, this chain format offers a different way to loop around objects, but its 2.72 ft length still determines what you can secure. If the bike needs to be attached to a distant anchor or several large objects, a longer lock may suit that setup better. The lock snaps shut without a key, but it comes with keys for operation, keep one accessible for unlocking. ## Practical tips Before relying on it for a regular parking spot, consider the distance between the frame and the anchor point, along with whether the chain can pass through the parts you intend to secure. The same check applies when using it with a scooter, gate, or fence. The protective sleeve is useful where chain contact with a painted surface matters, though it does not change the chain’s stated length or thickness. Store the three keys where they can be found when needed, and avoid assuming that the word “waterproof” means every part of the locking mechanism is protected in every condition. The product information describes a covered chain and a zinc-alloy cylinder, but does not provide detailed care instructions or independent security-test results. ## Should you buy it? The Weogine WCS-black4-1 may suit someone looking for a reusable chain lock for a bike, scooter, or household items, especially when the 2.72 ft reach works for the intended anchor. It’s not for you if your setup requires a longer chain, or if you need documented security-test results to compare locks for a high-risk parking location. Its multi-use format and three included keys are practical points, the mixed buyer feedback on thickness and security is a reason to choose based on your specific locking setup rather than on broad anti-theft claims. ## Images ![Weogine WCS-black4-1 Bike Chain Lock, 2.72 ft, 4mm Chain, 3 Keys — 1](https://www.ofertitastop.com/i/WgjunWnf95k98_hl6mt_l5FbVuY_H7LtnyLcvEvmYuILTlSrJqnt3aT_7MC2CP6av7Fvcl_79FLbQC1VGtKvHU2pwTQByy0Ai34MxgXqXFGxGRF-Dv2lCStuMQ.jpg) ![Weogine WCS-black4-1 Bike Chain Lock, 2.72 ft, 4mm Chain, 3 Keys — 2](https://www.ofertitastop.com/i/sbPUXf2N1mKILzWi1JVljHuKnvsJUWNfZzc4kq_bU9oLeqI2BL1ye7OPW5L_yqbCpKYNeC2Xw1bw-TUQ7gknNB61pM-2c1r_Nrszs3zC1jRes_C4zh8bVW0MXw.jpg) ![Weogine WCS-black4-1 Bike Chain Lock, 2.72 ft, 4mm Chain, 3 Keys — 3](https://www.ofertitastop.com/i/0FdJEvUWVw9SMLAY8LTeIZ_irooL-mxxH5EWbYDEj5lscckVxGbaKKqUs7V-SO4YnrXHOj9kUSIkhwhP2v4Wdn4DXY4zFL7thAVfvOfTYbSee_UhbqMlQYtVZA.jpg) ![Weogine WCS-black4-1 Bike Chain Lock, 2.72 ft, 4mm Chain, 3 Keys — 4](https://www.ofertitastop.com/i/nokztudJwoA1aNiotzar4qMqAubziuXImG5HtFsmO2itk5UVlD1EMcaPC3bETHihsQ3Px9xNmEB-vDMV174oYYV6AmnwOoGlEoEdATnfrWEshxmnWZJIcVUosw.jpg) ![Weogine WCS-black4-1 Bike Chain Lock, 2.72 ft, 4mm Chain, 3 Keys — 5](https://www.ofertitastop.com/i/gGh-wYReQmhkW4VH3Vi5sV_RrgkbgCjsqEppMBdwSLivAPYgEimpBYQk0cEc_Qh5AFOTxCRj2WF_3u__3JgNDYb2YiUbte6l_HgK6OvfhkJjACpGX-1dV54Ytw.jpg)