I love dark green!!:biggrin:
That pen looks nice and lightweight and very comfortable to hold with the Rotring grip section. Can the nibs be changed on those? Very nice!!
I received mine in the post this morning you were right about it being 40 t.p.i. (but you didn't say anything about it being a double start!)......you'll be able to tell me exactly what the thread is!! I use a 3/8 x 40tpi tap and chase the threads on the section.