Bike Chain Lock, Heavy Duty Anti-Theft, 3 Ft Long, 5Mm Thick, Grill By Rockbros. Product Features ?THICKER CHAIN LOCK: The bike lock chain is made of 5mm thicker strength metal with 420D nylon protective sleeves, which is strong enough to provide an anti-theft performance. ?HIGH STRENGTH LOCK: The bicycle chain lock has a strong cylinder. It is very durable and corrosion resistance. ?PROFESSIONAL KEY CARVING: The key is used with the newest carving tech that can use for many years. ?PORTABLE TO CARRIER: Bike chain lock for scooter is easy to carrier. You could bind it on the bike frame, bike saddles, bike handlebar. ?ROCKBROS SERVICE: We are stand behind our products. If any quality or using issues, please let us know. We will provide 100% happiness service. Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!