diff --git a/printedparts/3D printed parts excel board.xlsx b/printed_parts/3D printed parts excel board.xlsx
similarity index 90%
rename from printedparts/3D printed parts excel board.xlsx
rename to printed_parts/3D printed parts excel board.xlsx
index e65fe7b..d0f468c 100644
Binary files a/printedparts/3D printed parts excel board.xlsx and b/printed_parts/3D printed parts excel board.xlsx differ
diff --git a/printedparts/BOTTOM_AXIS_left.stl b/printed_parts/BOTTOM_AXIS_left.stl
similarity index 100%
rename from printedparts/BOTTOM_AXIS_left.stl
rename to printed_parts/BOTTOM_AXIS_left.stl
diff --git a/printedparts/BOTTOM_AXIS_right.stl b/printed_parts/BOTTOM_AXIS_right.stl
similarity index 100%
rename from printedparts/BOTTOM_AXIS_right.stl
rename to printed_parts/BOTTOM_AXIS_right.stl
diff --git a/printedparts/BOTTOM_trolley.stl b/printed_parts/BOTTOM_trolley.stl
similarity index 100%
rename from printedparts/BOTTOM_trolley.stl
rename to printed_parts/BOTTOM_trolley.stl
diff --git a/printedparts/CLIPBOARD.stl b/printed_parts/CLIPBOARD.stl
similarity index 100%
rename from printedparts/CLIPBOARD.stl
rename to printed_parts/CLIPBOARD.stl
diff --git a/printed_parts/DRIVEN_PULLEY_housing.stl b/printed_parts/DRIVEN_PULLEY_housing.stl
new file mode 100644
index 0000000..91437b9
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diff --git a/printed_parts/DRIVEN_PULLEY_support.stl b/printed_parts/DRIVEN_PULLEY_support.stl
new file mode 100644
index 0000000..e1f4b6e
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diff --git a/printedparts/ELECTRO_MAGNET_guide.stl b/printed_parts/ELECTRO_MAGNET_guide.stl
similarity index 100%
rename from printedparts/ELECTRO_MAGNET_guide.stl
rename to printed_parts/ELECTRO_MAGNET_guide.stl
diff --git a/printedparts/ELECTRO_MAGNET_housing.stl b/printed_parts/ELECTRO_MAGNET_housing.stl
similarity index 100%
rename from printedparts/ELECTRO_MAGNET_housing.stl
rename to printed_parts/ELECTRO_MAGNET_housing.stl
diff --git a/printedparts/FEMALE_shape.stl b/printed_parts/FEMALE_shape.stl
similarity index 100%
rename from printedparts/FEMALE_shape.stl
rename to printed_parts/FEMALE_shape.stl
diff --git a/printedparts/igus_housing.stl b/printed_parts/IGUS_housing.stl
similarity index 100%
rename from printedparts/igus_housing.stl
rename to printed_parts/IGUS_housing.stl
diff --git a/printedparts/KP08_support.stl b/printed_parts/KP08_support.stl
similarity index 100%
rename from printedparts/KP08_support.stl
rename to printed_parts/KP08_support.stl
diff --git a/printedparts/LID_LOCK.stl b/printed_parts/LID_LOCK.stl
similarity index 100%
rename from printedparts/LID_LOCK.stl
rename to printed_parts/LID_LOCK.stl
diff --git a/printedparts/PAPER_GUIDE_left_1.stl b/printed_parts/PAPER_GUIDE_left_1.stl
similarity index 100%
rename from printedparts/PAPER_GUIDE_left_1.stl
rename to printed_parts/PAPER_GUIDE_left_1.stl
diff --git a/printedparts/PAPER_GUIDE_left_2.stl b/printed_parts/PAPER_GUIDE_left_2.stl
similarity index 100%
rename from printedparts/PAPER_GUIDE_left_2.stl
rename to printed_parts/PAPER_GUIDE_left_2.stl
diff --git a/printedparts/PAPER_GUIDE_right_1.stl b/printed_parts/PAPER_GUIDE_right_1.stl
similarity index 100%
rename from printedparts/PAPER_GUIDE_right_1.stl
rename to printed_parts/PAPER_GUIDE_right_1.stl
diff --git a/printedparts/PAPER_GUIDE_right_2.stl b/printed_parts/PAPER_GUIDE_right_2.stl
similarity index 100%
rename from printedparts/PAPER_GUIDE_right_2.stl
rename to printed_parts/PAPER_GUIDE_right_2.stl
diff --git a/printedparts/PAPER_RAISER.stl b/printed_parts/PAPER_RAISER.stl
similarity index 100%
rename from printedparts/PAPER_RAISER.stl
rename to printed_parts/PAPER_RAISER.stl
diff --git a/printedparts/ROLL_joint.stl b/printed_parts/ROLL_joint.stl
similarity index 100%
rename from printedparts/ROLL_joint.stl
rename to printed_parts/ROLL_joint.stl
diff --git a/printedparts/SCROLL_wheel.stl b/printed_parts/SCROLL_wheel.stl
similarity index 100%
rename from printedparts/SCROLL_wheel.stl
rename to printed_parts/SCROLL_wheel.stl
diff --git a/printedparts/SWITCH_support.stl b/printed_parts/SWITCH_support.stl
similarity index 100%
rename from printedparts/SWITCH_support.stl
rename to printed_parts/SWITCH_support.stl
diff --git a/printedparts/TOP_AXIS.stl b/printed_parts/TOP_AXIS.stl
similarity index 100%
rename from printedparts/TOP_AXIS.stl
rename to printed_parts/TOP_AXIS.stl
diff --git a/printedparts/TOP_trolley.stl b/printed_parts/TOP_trolley.stl
similarity index 100%
rename from printedparts/TOP_trolley.stl
rename to printed_parts/TOP_trolley.stl
diff --git a/printedparts/XMOTOR_support.stl b/printed_parts/XMOTOR_support.stl
similarity index 100%
rename from printedparts/XMOTOR_support.stl
rename to printed_parts/XMOTOR_support.stl
diff --git a/printedparts/YMOTOR_support_200.stl b/printed_parts/YMOTOR_support_200.stl
similarity index 100%
rename from printedparts/YMOTOR_support_200.stl
rename to printed_parts/YMOTOR_support_200.stl
diff --git a/printed_parts/~$3D printed parts excel board.xlsx b/printed_parts/~$3D printed parts excel board.xlsx
new file mode 100644
index 0000000..8fdfd3c
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diff --git a/printedparts/DRIVEN_PULLEY_1.stl b/printedparts/DRIVEN_PULLEY_1.stl
deleted file mode 100644
index ed9fd29..0000000
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diff --git a/printedparts/DRIVEN_PULLEY_2.stl b/printedparts/DRIVEN_PULLEY_2.stl
deleted file mode 100644
index 34953da..0000000
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diff --git a/printedparts/DRIVEN_PULLEY_3.stl b/printedparts/DRIVEN_PULLEY_3.stl
deleted file mode 100644
index fab375a..0000000
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diff --git a/printedparts/DRIVEN_PULLEY_4.stl b/printedparts/DRIVEN_PULLEY_4.stl
deleted file mode 100644
index 667ad60..0000000
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