I dont think you can get them in Australia?
Maybe email the bloke who uploaded this YouTube video?
Let me know how you go. I wouldnt mind getting my hands on one.
that looks insane!!! and such a easy set up! wouldnt mind gettin my hands on one let us know if u get one
Google's your mate 
http://www.bansheebungee.com/store/
I didn't have a good look hope it's what you're after, cheers
If the anchor came loose when the bungy cord was under full tension....
would the pick smash into the rider's face ?
