See also:
https://forum.vintageairgunsgallery.com/turner-ken/
Custom Weihrauchs
https://forum.vintageairgunsgallery.com/feinwerkbau-rifles/feinwerkbau-uk-custom-sports
https://forum.vintageairgunsgallery.com/gallery-resource-centre-new-zealand-airgun/venom-arms-company/#post-8424
