topeak-mtx-tortec-expeditionrack-adapter: reverse at front

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>

diff --git a/topeak-mtx-tortec-expeditionrack-adapter.scad b/topeak-mtx-tortec-expeditionrack-adapter.scad
index 95cdae27a5e283c7aac28216768156430e8e90e5..6de109a600b3cc29e3525e0d401ed52322e7d0e1 100644 (file)
--- a/topeak-mtx-tortec-expeditionrack-adapter.scad
+++ b/topeak-mtx-tortec-expeditionrack-adapter.scad
@@ -381,7 +381,7 @@ module RackForDemo(){ ////toplevel
 
 module Front(){ ////toplevel
   // xxx elevation is wrong
-  Principal($reverse_sign = +1,
+  Principal($reverse_sign = -1,
            $elevation_nominal=
       elevation_of_bolt_for(rear_to_cross_rail + rear_bolt_to_front_bolt),
            $foreaftmaint_dz= front_to_cross_rail);