UBULLOX Bike U Lock Heavy Duty Bike Lock Bicycle U Lock, 16mm Shackle and 4ft/6ft Length Security Cable with Sturdy Mounting Bracket for Bicycle, Motorcycle and More, 2Pack

Bring you more security and you can enjoy more rides with your family or friends. The bike lock is made of alloy steel which is of high tenacity for strong cut resistance. The steel cable is covered by PVC material coating to keep your bicycle lock from scratching or rusting. Besides, this bike u lock can resist 12 tons of hydraulic shear which will bring you more security and flexibility to lock your bike. U Lock Size Outer dimensions of U lock: 203mm*125mm/7.99inch*4.92inch Inner dimensions of U lock(usable space): 150mm*66mm/5.9inch*2.59inch Shackle (including rubber coating) diameter: Varies between 16mm/0.63inch -18mm/0.71inch. It's 16mm/0.63inch at the U and tapers thicker at the ends. Shackle (metal only) diameter: 13.5mm/0.53inch Diameter of crossbar: 31mm/1.22 inch Steel Cable Size Length: 120cm/4feet Diameter: 12.2mm/0.48inch(including silicone cover) Mounting Bracket Size Mounting bracket is suitable for all circular tripod in diameter ?30mm/1.18inch. Sturdy & Comfortable! Made of alloy steel, the 13.5mm/0.53inch shackle is hammers resistant, anti-prying, skeleton keys resistant and hydraulic shear resistant. Covered with environmental silicone, the bicycle lock can help to resist dust, dirt and scratching, thus to prolong the life of your ulock bike lock. Bring more safety for you! Made of alloy steel, the 13.5mm/0.53inch shackle is hammers resistant, anti-prying, skeleton keys resistant and hydraulic shear resistant. Covered with environmental silicone, the bicycle lock can help to resist dust, dirt and scratching, thus to prolong the life of your ulock bike lock. 3 keys for convenience! This heavy duty bike lock comes with 3 copper keys, so you'll always have a spare one. This keys of the u lock bike make duplication difficult and can prevent technology unlocking as it has complex serpentine slot.