Schmidt Short Capless P8126 Blue Roller Ball Pen Refill (Fits Retro 51 REF57P)

Schmidt Short Capless P8126 Blue Fine Roller Ball Pen Refill

This roller ball refill from Schmidt writes like a dream with it's liquid-y smooth ink.  What's even more amazing about this refill is that it can be left un-capped for a long period of time and yet it will not dry-out.  Pretty incredible if you ask me.  

Dimensions: 3 15/16" x 1/4"

Color: Blue 

Point Size: Fine

Made in Germany.  Fits all Retro 1951 Tornado roller ball pens and several others.