Amazon.com: LuTuo Bike U Lock with 2 Keys Heavy Duty Anti Theft Bike Locks, 13.7mm Carbon Steel High Security U Lock for Bicycle with Mount Bracket, Extra Long Bicycle Lock for Scooter Mountain Road Bike :
Kryptonite Kryptolok Standard 12.7mm U-Lock Bicycle Lock with FlexFrame-U Bracket - Walmart.com
New York Lock Standard
SIGTUNA Bike Lock with Bicycle Lock Mount Holder, High Security Bike Locks, 16mm Heavy Duty U-Lock Shackle and 1200mm Steel Chain Cable Bike Locks Plus 3 Keys - Walmart.com
Kryptonite New-U KryptoLok Standard U-Lock with Cable | REI Co-op
Amazon.com : Kryptonite Kryptolok Combo Bike U-Lock Standard, Anti-Theft Security Bicycle Lock, 12mm Steel Shackle, 4-Digit Resettable Combination U Lock with Mounting Bracket for Scooter Road Mountain Bikes : Bike U Locks :
Amazon.com : Kryptonite Kryptolok Series 2 LS Bicycle U-Lock (4-Inch x 11.5-Inch) : Bike U Locks : Sports & Outdoors
Kryptonite New York U-Lock - 3.25 x 6", Keyed, Black - Wabi Cycles
The Best Bike Locks for Every Cyclist
Amazon.com: U-Lock Holster for Kryptonite Bicycle Locks; Leather D-Lock Holder for More Quiet Bike Ride (Black) : Sports & Outdoors
Kryptonite Keeper 12 Long Shackle U-Lock - Machinery Row Bicycles
The 4 Best Bike Locks of 2023 | Reviews by Wirecutter