y-Block high rigidity type parts for PRN3D

http://bunkai.sakura.ne.jp/bunkai-wp/3d_printer/520/

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Is PRN3D exclusive parts.
I has been improved to a high rigidity type the Y-axis of the standard block.
I think peripheral parts can be fitted with standard parts, and able to feel free to try.
This alone, up and down shake of the Y-axis is suppressed equivalent!