1 files changed, 3 insertions, 2 deletions

diff --git a/another.scad b/another.scad
index 8ba0d58..6bb0664 100644
--- a/another.scad
+++ b/another.scad
@@ -397,3 +397,3 @@ module the_extruder(
   hf = (bigd-smalld)/2;
-  h = max(hf,fsw-st_screw_l+hf);
+  h = max(hf*2,fsw-st_screw_l+hf);
   translate([-gearbox_d/2+fsw-h,-longwing,filament_elevation])
@@ -415,3 +415,4 @@ module the_extruder(
    translate([0,0,-epsilon])
-   cylinder(d=st_screw_d+st_screw_d_tolerance,h=st_screw_l-fsw+h+2*epsilon,$fn=fnd*(st_screw_d+st_screw_d_tolerance));
+   cylinder(d=st_screw_d+st_screw_d_tolerance,
+    h=min(st_screw_l,fsw-hf)-fsw+h+2*epsilon,$fn=fnd*(st_screw_d+st_screw_d_tolerance));
   }