




Rockbros Bike Lock Chain With Stable Anti-theft Keys Cycling Road Climbing Lock
- Free Shipping:📦
Shipping Info
- US Warehouse In-stock: 3–4 business days
- 🌍International Shipping (if US out of stock): 7–10 business days
🚲 Bicycle Shipping
Delivery Times:
- Standard: 40–60 business days
- Expedited: 18–20 business days
Shipping Fees:
- Small Bikes: $20 (Standard) | $70 (Expedited)
- Large Bikes: $100 (Standard) | $250 (Expedited)
No extra taxes. Choose the option that works best for you.
We offer a 30-day hassle-free return and exchange policy starting from the date you receive your item. To be eligible, products must be unworn, unused, with tags attached, in original packaging, and accompanied by proof of purchase. If the item is defective, damaged, or incorrect, we cover the return shipping cost; for size or personal preference returns, the customer is responsible for shipping fees. Please inspect your order within 72 hours and contact us for any issues. EU customers have a 14-day no-questions-asked return right. Refunds will be processed within 10 business days after we receive and inspect your return. Please contact customer service before returning items and send returns to the designated address; unauthorized returns will not be accepted. For questions, email service@rockbrosbike.us.
At ROCKBROS, we offer a worry-free 1-year warranty to ensure your satisfaction. Whether it's a defect or product issue, simply reach out to us at service@rockbrosbike.us with your order details. We'll handle the rest to make sure your experience is smooth and hassle-free.

Product FEATURES
Brand: ROCKBROS
Product name: Chain lock with key
Material: Eco-friendly zinc alloy / ABS engineering plastic
Weight: About 214g (product)
Applications: Bicycle, electric car, motorcycle, glass sliding door, etc.
Length: 97cm (plus lock head)
Product characteristics:
1. Integrated waterproof lid, dust-free unlock. Prevent rainwater and sand from entering the lock core, reduce the likelihood of corrosion, and longer service life.
2. The chain is cast thick, about 8mm.
3. Nylon fabric lid, wear-resistant and non-slip.
4. Eight fully copper blades, with a low general opening rate.
5. Can be locked without using the key.
6. Handling my heat, hardening and thickening the chain.
7. Solid groove, anti-theft key.
Brand: ROCKBROS
Product name: Chain lock with key
Material: Eco-friendly zinc alloy / ABS engineering plastic
Weight: About 214g (product)
Applications: Bicycle, electric car, motorcycle, glass sliding door, etc.
Length: 97cm (plus lock head)
Product characteristics:
1. Integrated waterproof lid, dust-free unlock. Prevent rainwater and sand from entering the lock core, reduce the likelihood of corrosion, and longer service life.
2. The chain is cast thick, about 8mm.
3. Nylon fabric lid, wear-resistant and non-slip.
4. Eight fully copper blades, with a low general opening rate.
5. Can be locked without using the key.
6. Handling my heat, hardening and thickening the chain.
7. Solid groove, anti-theft key.





