diff --git a/src/components.scad b/src/components.scad
index c2b80a3..fcb185c 100644
--- a/src/components.scad
+++ b/src/components.scad
@@ -55,19 +55,19 @@ frame_y = 208;
 frame_z = 50;
 
 // depth of the "lip" of the frame that the top plate sets into/supports the overhang
-frame_wall = 8;
+frame_wall = 4;
 
 // per neutrik (mm)
 neutrik_panel_thickness = 3;
 
 // top plate, which can either be the whole plate ("inset") or the mounting frame for a plate that overhangs
-top_plate_x = frame_x - frame_wall;
-top_plate_y = frame_y - frame_wall;
+top_plate_x = frame_x - (frame_wall * 2);
+top_plate_y = frame_y - (frame_wall * 2);
 top_plate_z = 5;
 
 // how much the top plate x/y is expanded to overhang the frame
 // note that this is relative to the top plate (so the wall is added back)
-top_plate_overhang_amount = frame_wall + 17;
+top_plate_overhang_amount = (frame_wall * 2) + 17;
 overhang_top_plate_x = top_plate_x + top_plate_overhang_amount;
 overhang_top_plate_y = top_plate_y + top_plate_overhang_amount;