diff --git a/spacer.scad b/spacer.scad
new file mode 100644
index 0000000..4025914
--- /dev/null
+++ b/spacer.scad
@@ -0,0 +1,23 @@
+depth = 1.2;
+height = 3;
+hole = 3.5;
+thickness = 0.6;
+width = 4;
+
+//*
+// corner
+translate([3.5, 0, 0]) cube([width, 3.5, thickness]);
+translate([3.5, 3.5, 0]) cube([width, width, thickness]);
+translate([0, 3.5, 0]) cube([3.5, width, thickness]);
+translate([-depth, 3.5, 0]) cube([depth, width, height]);
+translate([3.5, -depth, 0]) cube([width, depth, height]);
+/*/
+// inline
+translate([hole, 0, 0]) cube([width, hole, thickness]);
+translate([hole, hole, 0]) cube([width, width, thickness]);
+translate([0, hole, 0]) cube([hole, width, thickness]);
+translate([-width, hole, 0]) cube([width, width, thickness]);
+translate([-width, 0, 0]) cube([width, hole, thickness]);
+translate([-width, -depth, 0]) cube([width, depth, height]);
+translate([hole, -depth, 0]) cube([width, depth, height]);
+//*/
diff --git a/spacer_corner.stl b/spacer_corner.stl
new file mode 100644
index 0000000..43ebe9f
Binary files /dev/null and b/spacer_corner.stl differ
diff --git a/spacer_inline.stl b/spacer_inline.stl
new file mode 100644
index 0000000..5117f9c
Binary files /dev/null and b/spacer_inline.stl differ