diff --git a/examples/immersion-tank-example.py b/examples/immersion-tank-example.py
index 28b3a82..2cb3896 100755
--- a/examples/immersion-tank-example.py
+++ b/examples/immersion-tank-example.py
@@ -15,14 +15,6 @@ from ocp_vscode import *
 import logging
 import copy
 
-TSLOT_HI_LEN = 350  # Length of 4x corners
-TSLOT_WIDE_LEN = 600  # Length of 5x left/right horizontal
-TSLOT_DEEP_LEN = 320  # Length of 4x front/back horizontal
-TSLOT_SIZE = 20  # Size of extrusion (e.g. 20mm x 20mm)
-BOT_OFFSET = 24  # How far first horizontal extrusion is from bottom
-MB_OFFSET = 16  # How high above motherboard is from acrylic in mm
-REAR_FAN_SIZE = 120  # Size of fans mounted in back
-PSU_WIDTH = 85  # Width of PSU
 
 export_formats = {
     "mf": export_3d.export_mf,