Principal Pump Pen

A fountain pen with a Principal nib. If you like to draw with a Leonardt Principal nib, this is a great pen for you. 

  • Contains one Principal nib and matching feed
  • Replace the nib easily - slide out the old and insert the new
  • Use any ink or paint
  • Cartridge filler
  • Supports adaptors, which let you use different nibs in the same pen
  • Keep an eye on your remaining ink volume
  • Nib seal insures ink will not leak out of your capped pen

This is the perfect "traveler's sketch pen" - great for quick sketching on the fly in the field as well as studio work.

Principal Pump Pen

This pen holds a large capacity of ink or paint because you fill the pen body. 

You can add five Principal nibs to your order if you are out of stock.

Using other nibs in this pen

The adaptor in this pen is dedicated to the Principal nib and nibs of a similar size and shape. 

You can use adaptors that let you work with different nibs in this pen. Just pull out the old adaptor and insert the new. 


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