Shopping Cart


Your shopping bag is empty

Go to the shop

UBULLOX Heavy Duty Bicycle U Lock

$29.99 $24.99

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.

FREE Shipping (Continental U.S.). Arrives in 3-7 days.

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.

Included as a free gift option when you purchase any eBike, or available for order separately.


  • STURDY & DURABLE: This bike lock is made of 16mm/0.63inch(including 0.1inch environmentally silicone cover) alloy steel which is cutting-resistant, leveraging-resistant, and dill-resistant. The bicycle lock will provide your bike with more safety.
  • SAFER: The lock cylinder of the bike lock is made by C grade pure copper blade, which has a precise structure to prevent technical opening. The bike u lock comes with 3 rust-resistant copper keys that have complex serpentine slots, it will be safer.
  • CONVENIENT USE: This bike lock comes with a 4feet double looped ends steel cable which is coated with PVC covering, and the whole diameter of the cable is 0.48inch. It will provide your bike with greater locking flexibility and better protection.
  • PORTABLE SIZE: The size of the bike lock is 7.68inch*4.9inch. Comes with a mounting bracket that is suitable for all circular tripod in diameter ≤30mm. With the portable size, you can put the bike u lock into your bag or mount it on the frame of your bike.
  • EASY INSTALLATION: The mounting bracket holder is easy to install which enables you to store your bike lock quickly when out on a ride. The silicone cover of u lock will protect your bike from scratches. And it will prolong the life of your u lock.



Outer dimensions of U lock: 195mm*125mm/7.68inch*4.9inch

Inner dimensions of U lock(usable space): 145mm*65mm/5.71inch*2.56inch

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.


Always Free Shipping

Free shipping anywhere in the continental USA on all eBike purchases, all the time!

Price Match Guarantee

Order now and rest easy with Power eBikes Price Match Guarantee. We guarantee it.

Power eBikes + One Tree Planted

We are saving the world one eBike at a time! Power eBikes is proud to plant 12 trees through One Tree Planted with every eBike purchase.