M203 stand alone launcher

Buckle up ladies, I designed this stand alone for M203
-M4 stock compatible
-Super light about 300gr
-With internal pocket for 1-2 40mm grenades
-Fully 3d printable on 180x180x180mm printer

Instruction, printing tips, CAD files and complete guide here
http://3dpaf.proboards.com/thread/8/m203-stand

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Thanks to Roykinn7 for adding files with supportless RIS.