Kryptonite Kryptolok Standard Bike U-Lock, Heavy Duty Anti-Theft Bicycle U Lock, 12.7mm Shackle with Mounting Bracket and Keys, High Security Lock for Bicycles 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

OnGuard Bulldog STD U-Lock, Black/Yellow

DINOKA Heavy Duty Bike U Lock with 4ft Flex Bike Cable and Sturdy Mounting Bracket - 16mm, White

Bike U Lock,20mm Heavy Duty Combination Bicycle D Lock Shackle 4ft Length Security Cable with Sturdy Mounting Bracket and Key Anti Theft Bicycle Secure Locks