Parker Fountain Pen Squeeze Converter Springfield boiler This specialized tool is necessary

This specialized tool is necessary to reach into the hex hole in the back of the section while allowing the cartridge puncture tube to pass through the center of the hex wrench so the threaded plug can be removed to let the nib and feed slide out the back of the section

I had a batch of those funky old refills with the flared back ends made

MAGNETIC LATCH ON THE CAP

10X LED ILLUMINATED HIGH END ESCHENBACH GERMAN OPTICS FOR THE HIGH END COLLECTOR

Width at shoulder: 0

Parker Fountain Pen Squeeze Converter Springfield boiler This specialized tool is necessaryHard to find. New old stock. In original packaging. Connector top is threaded.