Penexchange

Wow! Excellent work!

Hello, here is a nice dissemble video you should be able to screen grab:

https://www.youtube.com/watch?v=8ZRJOefejoQ

https://www.youtube.com/watch?v=bXeXPKzXxQQ

If you have a Bock housing or Jowo housing, you can get a FNF Zebra G feed from Flexible Nib Factory. It is a much better friction fit than the Jinhao pen. I have never used the PenBBS, though. Would love to hear if this was successful. The Zebra G nib is excellent!