diff --git a/follow_focus.py b/follow_focus.py
index 369d088..3664a2b 100644
--- a/follow_focus.py
+++ b/follow_focus.py
@@ -32,7 +32,7 @@ outer_fillets=       2.5
 slant_degree=        15.0
 wall_width=          1.6
 loop_width=          wall_width
-loop_angle=          40
+loop_angle=          36
 rod_diameter=        15.2
 offset=              9
 tab_height=          6
@@ -227,13 +227,11 @@ s_gear = cq.Workplane('XY').gear(SpurGear(module=mod,
 
 
 # Stepper motor mount point
-tab_distance = 2
+tab_distance = 4/2
 shaft_diameter = 5
-copy = s_gear.faces('<Z[0]').workplane().vLine(tab_distance, forConstruction=True)\
-                                        .hLine(lg_radius).vLine(-lg_radius).hLine(-lg_radius*2).vLine(lg_radius)\
-                                                                        .close().cutThruAll()
-s_gear = s_gear.faces('<Z[0]').sketch().circle(shaft_diameter/2).finalize().cutThruAll()
-s_gear = s_gear.add(copy)
+cut = cq.Workplane('XY').circle(shaft_diameter/2).extrude(gear_thinkness)
+cut = cut.workplane().vLine(2*tab_distance, forConstruction=True).rect(shaft_diameter,tab_distance).cutThruAll()
+s_gear = s_gear.cut(cut)
 s_gear = s_gear.translate((stepper_center[0],stepper_center[1],(gear_thinkness-gear_offset)/2))
 
 # Render