parameterize frame_mount_column_width

Signed-off-by: Brian S. Stephan <bss@incorporeal.org>

src/components.scad

@@ -261,7 +261,7 @@ module frame_box() {
 }
 
 module frame_mount_column() {
-	cube([20, 20, frame_z], center=true);
+	cube([frame_mount_column_width, frame_mount_column_width, frame_z], center=true);
 	// add some corners back to do a lame chamfer
 	linear_extrude(height=frame_z, center=true)
 		polygon([[10, 10], [-20, 10], [10, -20]]);

src/parameters.scad

@@ -42,6 +42,9 @@ frame_center_to_neutrik = 70;
 // depth of the "lip" of the frame that the top plate sets into/supports the overhang
 frame_wall = 4;
 
+// width of the column in the frame corners to support the hex bolt
+frame_mount_column_width = 20;
+
 // per neutrik (mm)
 neutrik_panel_thickness = 3;