I am wondering if anyone has ideas for actuating a telescoping arm made of say square tubing. I am assuming that filling it full of air pressure would be illegal. How could three or more pieces reach 10 foot to hang a hook on the horizontal bar?
http://www.chiefdelphi.com/forums/ne...ewthread&f=22#
http://www.chiefdelphi.com/forums/ne...ewthread&f=22#