.6mm Black, Blue and Red Parker Style Liquid Gel Ink Refills
In addition to fitting the Spalding Marble Gel Ball Point Pens, this refill will fit any pen that accepts the Parker Style refill which is about 75% of pens on the market today. This new Gel-Ink innovation will allow you to refill your pen with either a ball point or gel ink – provided your pen accepts the Parker style refill.