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People who use bike for commuting know to preventing it from stealing should use lock. Carrying these locks is not easy. These locks are heavy, big, ugly and the other problem is that you can`t lock your bike everywhere. Lockarc is a safe lock that also is a part of your bicycle. You can easily detach the handle and lock your bike anywhere you want. The simple mechanism and acceptable security of this product make you never use any other locks.
Islamic Azad University Central Tehran Branch
Mahsa Haghipanah Saba Sabour Sadeghzadeh