This is Rostock Nano's option, Arduino MEGA2560 R3 +RAMPS 1.4 Panel.This Arduino MEGA 2560 R3 Clone is Hiletgo version.Rostock Nano is a small delta 3D printer.https://www.thingiverse.com/thing:2764097Other edges use blank panels.https://www.thingiverse.com/thing:3353747Update 2019/01/16 CAD file …