Just came across these:
li nky

Not really cheap, but maybe of interest to someone. They look fairly simple to fabricate.




[edited to add piccy for Mr. Whippy]

[Edited on 5/2/08 by Mave]

pah I can't open anything here no youtube, no e-bay nothing it's pish

evil IT dictators why don't they get a proper job????

oh that's better, they do look nice

[Edited on 5/2/08 by Mr Whippy]

But are they any lighter?

Mike

Looks like they have awful geometry?

Cant see any KPI at all - or is it just the photo?

[Edited on 5/2/08 by jambojeef]

Looking at the other picture on there it seems that some KPI is built in via the articulation of the rod ends used top and bottom.

Cheers

Chris