>>10068709Basing circumvention on lowers only makes sense due to the US laws not making sense.
European countries usually consider the hard to make parts (like barrels) to be the ones to be most regulated and registered.
Picture attached shows currently non regulated gun-parts in Germany, might change in the near future due to EU regulation ...
Link to the shop selling them:
http://www.zib-militaria.de/epages/61431412.sf/de_DE/?ObjectPath=/Shops/61431412/Products/90494and a 416 Lower receiver, new from the factory:
http://www.zib-militaria.de/epages/61431412.sf/de_DE/?ObjectPath=/Shops/61431412/Products/91216