About this 3D model
http://bunkai.sakura.ne.jp/bunkai-wp/3d_printer/398/PRN3D???????X??????????BOX?????????????????????????????PRN3D only.x-axis stiffness strengthening parts.
http://bunkai.sakura.ne.jp/bunkai-wp/3d_printer/398/PRN3D???????X??????????BOX?????????????????????????????PRN3D only.x-axis stiffness strengthening parts.