Hey bud, not as pretty as your bucket though... I see the guys on the facebook page are hunting for your file. Cant blame them, it really is an awesome design.
I wont be doing casts myself, but a mate of mine in the US is planning on 3d printing and casting... not sure if he's going to be selling though, I'll find out and let you knowPeople are hunting for the file on facebook? thats news to me! are you planning on selling casts of this helmet ever? its too beautiful not to own imo