There was a thread on
www.locostbuilders.co.uk by a guy called Cymtriks, it was all about how to stiffen up the locost chassis but at the end of it there was a bit about a midi chassis. He has a couple of pictures in his gallery.
http://www.locostbuilders.co.uk/phot...&user=cymtriks
You do need to be a member to view.
ATB
John