diff --git a/cad/cnc-guide/axis-mount.stl b/cad/cnc-guide/axis-mount.stl
new file mode 100644
index 0000000..627846d
Binary files /dev/null and b/cad/cnc-guide/axis-mount.stl differ
diff --git a/cad/cnc-guide/axis_mounts.FCStd b/cad/cnc-guide/axis_mounts.FCStd
index 3cd07ec..4d4d707 100644
Binary files a/cad/cnc-guide/axis_mounts.FCStd and b/cad/cnc-guide/axis_mounts.FCStd differ
diff --git a/main/guide-stepper.cpp b/main/guide-stepper.cpp
index b390f20..fe0a1a7 100644
--- a/main/guide-stepper.cpp
+++ b/main/guide-stepper.cpp
@@ -16,9 +16,9 @@ extern "C"
 //--- configuration ---
 //---------------------
 //also see config.hpp
-#define LEN_MOVE 90     //mm
-#define SPEED_MIN 5.0   //mm/s
-#define SPEED_MAX 110.0 //mm/s
+#define LEN_MOVE 65     //mm
+#define SPEED_MIN 2.0   //mm/s
+#define SPEED_MAX 60.0 //mm/s
 
 #define ACCEL_MS 100.0  //ms from 0 to max
 #define DECEL_MS 90.0   //ms from max to 0