Ballpoint Classic Machined Pen Cartridges/Refills (Not V2)

Extra  Refills for the Schon DSGN Classic ballpoint (Not the V2 pen, those take Parker Style Cartridges) pen in a variety of line-weights and colors.  How do I know if I have the Classic or V2 Edition?! Does your pen have a brass setscrew in the back of the body, if so, its a classic! If not, V2!  The Fisher Space Pen refill cartridge is the preferred cartridge for Schon DSGN ballpoint pens.  It is a high quality pen cartridge because of the large volume of ink, reliability of the cartridge and it is made in America. We supply refill cartridges that are not made by Fisher Space pen and they require the D1 size adapter to fit the Schon DSGN pen. As seen in the photos, the D1 size refill cartridge fits into the Schon DSGN adapter and then placed inside the pen just like the original Fisher Space pen cartridge. (These do not turn the fountain pen into a ballpoint, just for the classic machined pens) A note about the D1 adapter: The D1 adapter gives you access to many different gel, fine