Schmidt 700 M A2 - Ballpoint Refill
The Schmidt's 700 A2 ballpoint refill has a medium writing stroke and is available in black, blue or silverwhite.
Silverwhite (Silberweiss) ink is erasable and will write on both light and dark surfaces - A real favourite to add something a bit different to your notebook!
The Perfect refill for the Parafernalia AL 115.
It conforms to ISO 12757-2.