Quote Originally Posted by JAZZCNC View Post
Ok Your Wrong.!! . . . . Why would you say such thing without any experience of using this arrangement.?

I can tell you with absolute confidence, mostly because I came up with the design, and have tried and tested on dozens of machines that it easily handles aluminium in this arrangement.
Before i was thinking exactly the same as Nrmadman, but remember once after your statement in another thread , i sat down and did the numbers looking at profile manufacturers data, and it seems you are right about the strength being enough and comparable with steel gantry.