About this 3D model

This is a variant of the "MakiBox Z Wobble Eliminator" from Marcotasm (http://www.thingiverse.com/thing:328014) but this variant is : - Easy to print (less fillets and chamfers) - Faster to print (less materials) - No supports needed - Measures are in mm (not inches) - Available for 1.5mm, 2.0mm, 2.5mm, 3.0mm, 3.5mm and 4.0mm guide rods