When it comes filter adapter so only on the mechanical processing.
This is very good and stable. The filter adapter you will probably only be able to bend with a hammer and I now had no intention. The result is very good and I can recommend if you want to use a filter with a larger diameter at a different lens with smaller filter diameter only.
That there is nothing to judge more than the mechanics and durability directly resulting from:
Conclusion: ***** Stars
For this price a cheaper way to use filters of different lenses. There are also entire filter adapter sets.
