I threw these together last night...1.5 inch sch40 pipe.

http://www.explorerforum.com/data/500/28831000_0443.JPG

Should have built them sooner...

http://www.explorerforum.com/data/500/28831000_0441.JPG
http://www.explorerforum.com/data/500/28831000_0440.JPG
http://www.explorerforum.com/data/500/28831000_0438.JPG
http://www.explorerforum.com/data/500/28831000_0442.JPG

all built myself.

heh.. from the looks of those rockers.. it looks like you waited a little too long! :)