Kossel magnetic rods 10mm slides

I couldn't find the Kossel type I wanted, So I mixed my own.

Parts I used:

8020 (Brand) 2020 aluminum extrusions
300mm around all the horizontal framing
the vertical can be just about anything
I used 900mm
https://www.mcmaster.com/#5537t101/=162il6y

LM10UU linear bearing
http://www.robotdigg.com/product/874/Quality-LM10UU-Linear-Bearing

8mmx10mm cylinder magnets
http://www.robotdigg.com/product/55/Cylinder-Magnet

10mm steel balls
http://www.robotdigg.com/product/747/Steel-b