Bike U Lock Heavy Duty Anti Theft, Secure Combination Bike U Lock with 16mm Shackle, 4ft Length Security Cable,U Bolt Bike Lock for E-Bike,Mountain Bike,Road Bike(Small)

【STURDY & DURABLE】KASTEWILL bike U lock is made of environmentally friendly silicone cover and high quality alloy steel which is cutting-resistant, leveraging-resistant and dill-resistant. It will provide your bike with more safety. The silicone cover makes it resist from dust and dirt to prolong the life of your lock. At the same time, this bicycle lock will protect your bike from scratching.
【ADDITIONAL 4FT CABLE】Bike U-lock combin with 4FT steel loop cable can provide your bike with greater locking flexibility and better protection. With 4ft high-quality steel cable allows greater locking flexibility. Secure your bicycle, motocycle, electromobile to bike racks, fences, poles and more.
【MORE SAFE】Mountain bike locks sing zinc alloy lock core and complex serpentine key slot, which has a precise structure to prevent technical opening. Moreover, this bike u lock comes with 2 rust-resistant pure copper keys, it will be more safe and you will never have to worry when you lose one.
【PORTABLE U LOCK】This U-lock is heavy enough to keep your bike safe but light enough to carry around with ease. It measures 7.6in*5.1in. Comes with a high quality mounting bracket which is suitable for all circular tripod in diameter ≤30mm. With the portable size and mounting bracket, you can comfortably put it into your backpack while riding or mount it on the frame of your bike.
【EASY INSTALLATION & CONVENIENCE】Simply installing bracket on your bike,convenient high-quality mounting bracket means your lock goes With you, our bracket is suitable for bike tube: 20-42mm. This easy and convenient installation enables you to take and store your bike lock quickly when out on a ride.