Best D Locks

Kryptonite Evolution Mini-7 Bike U-Lock with 4 ft Security Cable, 13mm Max Performance Steel Shackle, Double Deadbolt, 3 Keys, Frame Mount Bracket, Compact High Security Bicycle Lock

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 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

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 Bike U-Lock, Heavy Duty Anti-Theft Bicycle U Lock Sold Secure Silver, 12mm Shackle with Mounting Bracket and Keys for Bike, Motorcycle, Scooter, Bicycle, Door, Gate, Fence

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

OnGuard Pitbull STD DT U-Lock with 4 ft Cable – 14 mm Hardened Steel Shackle (115 × 230 mm) – Quad Lock System for Bike Security – Rubber-Coated Finish, 5 Keys with LED & Mount Bracket

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

Hiplok DX: Maximum Security U Lock Bike Lock, E-Bike Lock