Best D Locks

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 Evolution Mini-7 Bike U-Lock with Cable, Heavy Duty Anti-Theft Bicycle U Lock, 13mm Shackle and 10mm x4ft Length Security Cable with Mounting Bracket and 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 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

ABUS Granit Extreme 59 U-Lock, 10"/16mm

Kryptonite Kryptolok Standard Bike U-Lock with Cable, Heavy Duty Anti-Theft Bicycle U Lock, 12.7mm Shackle and 10mm x 4ft Length Security Cable with Mounting Bracket and Keys

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

OnGuard Brute STD U-Lock – 265 mm x 195 mm Steel Bike Lock with X4P Quad Lock System – 16.8 mm Hardened Steel Shackle – Rubber-Coated Finish, 5 Keys (1 LED) & Universal Mount Bracket

Hiplok U Lock and Cable Bike Lock Maximum Security

Master Lock 8170D, 6-1/8 inch Wide U-Lock with 8" Shackle, Black