About this 3D model
Protect the electronic of your extruder connector with that box. Bottom and top provided as separate files. . For more information please visit http://www.reppersdelight.spacymen.com/index.php/post/2011/01/13/Making-a-decent-extruder-connector . Edited It's for Rapman 3.1 but I can't change the title, sorry !