diff --git a/2020-wheel/2020-wheel-w.stl b/2020-wheel/2020-wheel-w.stl
index 49c98e2..9d38d5d 100644
--- a/2020-wheel/2020-wheel-w.stl
+++ b/2020-wheel/2020-wheel-w.stl
@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:e2c6cee51335eae7f6b083ab5e3cabd0e3966cfb8163c9456009287e2820355b
-size 1506963
+oid sha256:68b9f5f3d5a58d72a80e9a21d5f02e89a3e58648d956e16be851f7fa764f08db
+size 1500423
diff --git a/2020-wheel/2020-wheel.scad b/2020-wheel/2020-wheel.scad
index 78d6545..6b130c0 100644
--- a/2020-wheel/2020-wheel.scad
+++ b/2020-wheel/2020-wheel.scad
@@ -1,7 +1,7 @@
 $fn = 300;
 
 // * c w
-part = "c";
+part = "w";
 
 slot_center_spacing = 25.4;
 
@@ -58,7 +58,7 @@ module core_mask() {
         [rod_radius + bearing_radius + core_bump_radius, 0 - e],
         [rod_radius + bearing_radius + core_bump_radius, 0],
         [rod_radius + bearing_radius, core_bump_height],
-        [rod_radius + bearing_radius + core_bump_radius, total_height + e],
+        [rod_radius + bearing_radius, total_height + e],
     ]);
 }