Rev Stacks
This looks interesting (but pricey)…
http://www.kiteworld.co.uk/acatalog/info%5f27%2ehtml
Sport, Trick and Freestyle Kite Flying Forum
Moderators: Craig, Davey, SpOoC
Stephen Hoath wrote:To have some one else make all the stacking lines, rig the kites and get them to fly well it's worth it
Don't forget you are getting effectively a custom Rev 1, a new 1.5 and a custom Rev 2.
They are easy (ish) to fly and great fun.
Every rev flier needs at least 1 stack