PCTREE
Treehouser
I use these hooks and love them, I paid about $300 for mine
http://cgi.ebay.com/Talon-Climber-S...5|66:2|65:12|39:1|240:1318|301:0|293:1|294:50
http://cgi.ebay.com/Talon-Climber-S...5|66:2|65:12|39:1|240:1318|301:0|293:1|294:50