STL file For DIY 3D Printer

File for DIY 3D Printer.
This is XYZ Axis 3D printer ,
Dimension 465mm(w)x365mm(d)x435mm(h),
Print area 300mm(w)x200(d)x200mm(h)
8mm linear rod and lm8uu bearings for XY Axis.
8mm linear rod, 365mmx2pcs.,440mmx2pcs.
12mm linear rod and LMK12L bearings for Z Axis
12mm linear rod, 360mm x 2pcs.
laser cut 6mm acrylic sheet for case building.
I use this extruder
http://www.thingiverse.com/thing:400456/#files
Add one dxf file for mounting extruder