link de interes

http://www.slackliner.at/

http://www.tryhardclimbers.com/slack.html

http://www.rocknclimb.com/slacklining.html

http://www.slacklineexpress.com/

http://video.google.com/videoplay?docid=6148559029616060313

tricks and level http://www.tryhardclimbers.com/slacktricks.html