The Quark is designed to be the smallest pocket fountain pen that still functions like a full sized pen when posted. The pen is light, easy to use with a weighted section. The cap threads are triple start so the cap will come off in 0.5 turns. The cap threads onto the back in 2 turns to be posted .
The Quark is designed to be the smallest pocket fountain pen that still functions like a full sized pen when posted. The pen is light, easy to use with a weighted section. The cap threads are triple start so the cap will come off in 0.5 turns. The cap threads onto the back in 2 turns to be posted .