MV-D132RD  Monteverde Mini Ballpoint Refill, Red. The Minis fit most multi function writing instruments along with many shorter style ballpoint pens. Mini ballpoint refills measure 67mm long (2.64 inches) and are 2.3mm diameter (0.09 inches).

MV-D132BK  Monteverde Mini Ballpoint Refill, Black. The Minis fit most multi function writing instruments along with many shorter style ballpoint pens. Mini ballpoint refills measure 67mm long (2.64 inches) and are 2.3mm diameter (0.09 inches).