Overall the castle makes a heavy, very stable impression.
But the transport on bike showed that I now a part to another - can do without - the bell. For the connection of bracket and lock bolt has so much game that the lock permanently rattles in front of him and tinkles when you ride around on sidewalks bars or bumps.
Conclusion: stable, robust but with manufacturing tolerances that just nervous during operation. In the handling simple and straightforward. If I had it at the store can have in my hand - I would not have purchased because of the rattle.