Since Colibri decided to discontinue manufacturing the reload cartridges Cigars International has put this video together on how to refill a spent cartridge. Maybe people figured this out already which is what made the refill cartridges obsolete in the first place.
[video=youtube;lGYUPDVj2Yg]http://www.youtube.com/watch?v=lGYUPDVj2Yg&feature=autoshare[/video]
[video=youtube;lGYUPDVj2Yg]http://www.youtube.com/watch?v=lGYUPDVj2Yg&feature=autoshare[/video]