DadyMart Bike U Lock, 16mm Bike Lock Heavy Duty Combination Bicycle U Lock with U-Lock Shackle, Bike Locks Anti Theft for Road Bike Mountain Bike Electric Bike Folding Bike, Bracket Not Included

The heavy-duty bicycle u-shaped lock makes your riding trip more enjoyable and at ease.
The 4-digit combination lock, with thousands of combinations of codes, combined with a solid lock beam, gives the thief no chance to break the lock in a short time.
Size: 16mm(Thickness） ，9.0 “(Length) x 5.7” (Width)
4-digit combination: 4-digit combination U lock, high-quality anti-theft lock cylinder, prevent thieves from using a universal key to crack your lock. The keyless use eliminates the trouble of losing the key and has higher security. Bracket not included
Solid lock shackle: The U lock shackle has undergone multiple heat treatment processes to increase the hardness and strength, and it is resistant to smashing, cutting and violence.
Dustproof cover: The locking mechanism adopts the flip cover design, which can not only prevent dust and sand, but also prevent rain from soaking the lock mechanism directly, extending the life cycle of U-shaped lock.
Pvc coating: The metal solid lock shackle is covered a PVC coating, and the engineering plastic a soft shell, which will not crack at low temperature nor deform at high temperature.
Dimensions: 16mm(Thickness），9.0 inches (Length) x 5.7 inches (Width) U bicycle lock – please note: Manual measurement for reference only.