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 Combo Bike Lock Cable and Bike Light Set, 6ft. x 12mm Steel Cable with 4-Digit Resettable Combination for Outdoor Equipment, Bicycles, Scooters, Fence, Gate and Bright LED Bike Taillight :