This refill is the metal version of the Pilot BRFN-30 series of ink. It uses Pilot Acro ink (an oil-based hybrid). The BRFN-10 is not sold in an extra fine model.
The BRFN extra fine is a 0.5 mm refill that is compatible with the Dr. Grip, S20, Ageless, Legno, and a few other pens from Pilot.
Pilot BRFN-30EF Ballpoint Pen Refill Information
|Street Price||Check Price|
|Ink Colors||Blue, Black, Red|
|Max Body Width||6.0 mm|
|Refill Length||8.6 cm|