good lock to secure many objects

Have this castle for the holidays concerned in order to secure a kayak or various bicycles.
One must of a castle with a diameter of only 5 mm of course not expect too much in terms of the security aspect, but it is very handy to use and by the long cable can be the object to be secured even on a pole, tree or web very well fasten and secure against casual takeaway.

If you want to save an expensive bicycle in a city over a longer period, then it would be advisable to resort to a massive castle .......!