Thinking of this set-up:
http://champk-9.com/CCTR.htm ($25)
with their strap/harness system:
http://champk-9.com/CCSS.htm ($35 (large)).

Looks like it would work great for up to 3 dogs.

Here is a very old thread I started. Same idea. I should have patented it!

http://www.ridgelineownersclub.com/forums/showpost.php?p=5405&postcount=1

Here is a very old thread I started. Same idea. I should have patented it!

http://www.ridgelineownersclub.com/forums/showpost.php?p=5405&postcount=1

Yeah - I saw that. Great idea and I might do something similar with a ratcheting cargo strap instead of the rope if I don't go pre-fab. Thanks.