Best U Locks

OnGuard RockSolid U-Lock – Angle Grinder Resistant 14mm Hardened Steel Bike Lock with X4P Quad Locking Mechanism, Lightweight Anti-Theft Design, Includes 5 Keys & Theft Protection, 3.5” x 6.9”

Sportneer Bike U Lock - Heavy Duty Anti Theft Bike Lock with 5ft Security Steel Cable - 17mm Shackle Bicycle U-Locks with Keys & Sturdy Mounting Bracket for Road, Mountain, Electric Bike - Orange

Hiplok Dx1000 Anti Angle-Grinder U-Lock Black, One Size

Kryptonite Evolution Mini-7 U-Lock with 4ft Security Cable - Heavy-Duty Anti-Theft Bicycle Lock, 13mm Hardened Shackle, 10mm x 4ft Cable, Mounting Bracket & Keys

Kryptonite New York Fahgettaboutit Mini Bike U-Lock, Heavy Duty Anti-Theft Bicycle U Lock, 18mm Shackle with Keys, Ultimate Security Lock for Bicycles E-Bikes Scooters

Kryptonite New York Standard Bike U-Lock, Heavy Duty Anti-Theft, 16mm Shackle with Mounting Bracket and Keys, Ultimate Security for Bicycles E-Bikes and Scooters.

Kryptonite New York Long Shackle Bike U-Lock, Heavy Duty Anti-Theft Security Bicycle Lock Sold Secure Gold, 16mm Long Shackle with Keys, Ultimate Security Lock for Bicycles E-Bikes Scooters

Seatylock

Seatylock Mason Bike U Lock - Patented Heavy Duty Anti Theft Diamond Security Bicycle Lock - Super Wide Safety Master Tool ULock with Keys for Electric Bikes Scooters and Motorcycles (8.66 Inch)

Kryptonite Evolution Standard U-Lock, 4x9 inches, Black, 3.5 pounds

Kryptonite Keeper Standard Anti-Theft U-Lock, Heavy Duty, 12mm Shackle, Black, Combination Lock, Lifetime