Quote Originally Posted by biketrialsdave View Post
How thick are the aluminium 'uprights' if you don't mind me asking? I'm looking to use ~18mm at the moment but they look slightly thicker?
They are 19mm from cut from 3/4" x 12" plate from here. Aluminium Flat Bar - Imperial Sizes (6082T6) 12 in x 3/4 in