?Get Satisfied U Lock Bike Lock?Our combination bike lock set includes bike bock, keys, flex cable and mounting bracket for protecting your bike in all directions. If you have any dissatisfaction with anti theft bicycle lock, please feel free to contact us. ?Portable and Practical?The bicycle U lock size 7.87 × 6.29 inch, which is lightweight and convenient to carry and store. It is widely used in mountain bicycles, road bicycles, and folding bicycles, providing you with high-quality bicycle safety protection. ?Easy to Install and Use?The combination bike lock is equipped with a 0.45 inch diameter thick steel cable with a length of 4ft and a high-quality mounting bracket, allowing you to easily install and use it without additional tools. It is very user-friendly. ?Security and Anti-theft?The bicycle lock is built-in imported c grade pure copper look cylinder, which is certified to resist leverage attacks and provides excellent anti-theft performance, so that your bicycle can be protected with the best safety. ?Premium Heavy Duty Bike Lock? This bike D lock comes with a 0.86 inch heavy duty shackle and has excellent heat resistant and hydraulic shear resistant. Equipped with a 0.10 inch silicone cover, it can prevents scratch well and provides excellent safety protection for your bicycle.Material: Alloy Steel, Silicone, Copper. Item Dimensions LxWxH: 8.32 x 6.3 x 2 inches. Lock Type: Key Lock. Special Feature: Heavy Duty,Lightweight,Heat Resistant,Anti-theft,Anti Theft. Brand: VVA. Date First Available: September 29, 2020. Best Sellers Rank: #1,855 in Sports & Outdoors. Customer Reviews: 4.6 out of 5 stars 1,683 ratings 4.6 out of 5 stars. : B08KCWFMRS. Batteries Required?: ?No. Batteries Included?: ?No. Special Features: ?Heavy Duty,Lightweight,Heat Resistant,Anti-theft,Anti Theft. Finish: ?Silicone. Size: ?Short. Item model number: ?ulock. Product Dimensions: ?8.32 x 6.3 x 2 inches. Item Weight: ?2.9 pounds. Part Number: ?ulock. Manufacturer: ?VVA. Control Method: ?App. Item Weight: ?2.9 Pounds. Shape: ?Round, U Shape. Included Components: ?bike lock + cable. Finish Type: ?Silicone. Number Of Pieces: ?1. Color: ?Black. Style: ?bike lock covered with environmental silicone. Recommended Uses For Product: ?Sports & Outdoors. Material: ?Alloy Steel, Silicone, Copper. Item Dimensions LxWxH: ?8.32 x 6.3 x 2 inches. Lock Type: ?Key Lock. Special Feature: ?Heavy Duty,Lightweight,Heat Resistant,Anti-theft,Anti Theft. Brand: ?VVA.