UBULLOX 3FT/4FT Heavy Duty Bike Chain Lock - 5-Digit Combination Anti-Theft Bicycle Lock with Resettable Code for Bicycle, Motorcycle, Scooter - Perfect for Urban Commuting, Campus Security & Outdoor Cycling

5-Digit Resettable Combination Bike Lock Brings You More Convenience! No need to worry about rusty keys, the keys been stolen and too many keys. 5-Digit resettable combination locking mechanism allows up to 100,000 possible codes which makes the bicycle lock impossible to crack. The bike chain lock is easy to set or reset your own personalized number combination. This bike lock chain will bring your life with more convenience! NOTICE: You'd better to use a combination number that means something to you such as birthday or important date in history ect. You can also enter the numbers in your phone in case of forgetting your pasword. Wide Application! 1. The total length of this bike lock is 36inch, and the weight of this bike chain lock is 1.71lb. It's portable and lightweight enough to ride around with on your bike. 2. With the length of 36inch, this bicycle lock can be used in different applications, such us bicycles, motorcycles, gates, fences, grills, tool boxes, ladders, hand trucks, scaffolding and so on. Durable & Sturdy! 1. The lock cylinder of this bicycle lock is made by zinc alloy which makes your combination bike lock more durable and sturdy. 2. The lock head of this chain bike lock is made of environmentally PE plastic, which makes our lock head more smoothly. Compare with other combination bike locks, this smooth lock head helps you turn the lock accurately without blocking. Notice! 1. Please keep the lock cylinder clean and dry during daily use. 2. Never leave your bike in remote places or leave your bike unattended for a long time. 3. If the lock cylinder is mixed with dust or other debris, or it's difficult to insert or rotate poorly, you can use an anti-rust lubricant to clean the lock hole for several times. Bike U LOCK-1.2M Cable Bike U LOCK-1.8M Cable Bike U LOCK-1.2M Cable-2Pack Bike U LOCK-1.2M Cable Bike U LOCK Large-1.2M Cable Outer Size of U Lock 7.68inch*4.9inch 7.68inch*4.9inch 7.68inch*4.9inch 7.68inch*4.9inch 11.49inch*4.92inch Inner Size of U Lock 5.71inch*2.56inch 5.71inch*2.56inch 5.71inch*2.56inch 5.71inch*2.56inch 9.45inch*2.68inch Diameter of U Lock 0.63inch 0.63inch 0.63inch 0.63inch 0.63inch Length of Cable/Chain 4FT 6FT 4FT 4FT 4FT Diameter of Cable/Chain 0.47inch 0.47inch 0.47inch 2.8lbs 2.8lbs Product Weight 2.8lbs 3.1lbs 5.7lbs 2.8lbs 3.1lbs