Hephestos Carriage for 4 lm8uu

I have made an upgrade to original
http://www.thingiverse.com/thing:831914
i take NO credit for this one just needed some more features for my own model.

it work for Prusa i3 Hephestos.
and i specially made it for use with Igus lm8uu blushing.


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Ok i have a almost final version ready now working and running.
keep in mind this is running a bit tighter then the original carriage but nema 17 and standard step stick can work with it.

i use Igus for min instead og ball lm8uu b