another run of Conid bulkfiller demonstrator has been released in 2013, it is available in two versions, streamline and sleek. here is one of the 60 streamline demonstrator.
we can see some improvements. there is an additional o-ring on the pen cap for sealing, and one of the filler part is now made of metal.
we can see some improvements. there is an additional o-ring on the pen cap for sealing, and one of the filler part is now made of metal.