This standard size ULock uses the legendary MCylindertm mechanism for theft deterrence. Antidrill and pickproof guts make this a supersecure package. Dual Steel Bartm locking mechanism delivers up to 10 tons of pull strength. Features a new 13mm 12' massive hardenedsteel shackle for strength. Ballistictm plastic holds up to the most aggressive trashing and thrashing. Lock is tough but gentle on your bike's finish plastic, rubber or vinyl is used in spots where the
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