Experience shows that ABUS locks are quite unpleasant to crack, if you want to do it without being destroyed.
With violence and matching tool you get certainly on quickly.
An expensive bike or the like so that I would therefore not on a lantern chains.
As a padlock would be more appropriate.
But for "medium" security chain lock this is absolutely useful.
The cap prevents the lock is dirty or rusty. So you can use for outdoor use also.
Should be full Raining you it but better not, since it is not waterproof from above.
For my purposes, a good buy.