OK in this video he mentions
"They are hold together by a boiler pipe wall mount thing which happens to be exactly 60 mm apart (which is the standard in the industry)"
"and the whole thing gets stronger by plastic click things which are also used to align copper/iron pipes to a wall."...
http://www.youtube.com/watch?v=RkMMSGb4svA
http://www.vimeo.com/19372909
let me know what you think, it was done with the kit lense and shot in 1080 24p
this is pretty much my first footage. also let me know how the editing is, since im also new to that.