The site that has the instructions no longer exists. Sorry, but I was not able to recover the original pictures and instructions.
A fire piston made on the cheap out of a 2AA MagLite and a few other parts.
We have a production version that is very similar now. Check it out here:
http://www.youtube.com/watch?v=DNZAAcclR5Y&feature=channel_video_title
store: http://www.goinggear.com
info site: http://www.goingprepared.com