diff --git a/scad/arri_s_mount.scad b/scad/arri_s_mount.scad
index 73046eb..f712bac 100644
--- a/scad/arri_s_mount.scad
+++ b/scad/arri_s_mount.scad
@@ -1,5 +1,7 @@
 include <./common.scad>;
 
+PART="mount";
+
 Z = 100 - 14.5;
 
 baseX = 134.5;
@@ -83,4 +85,6 @@ module center_fitting () {
 //translate([0, 0, (baseZ/2) + (Z/2) + 5]) mount();
 //translate([0, 0, (baseZ/2) + Z + 9]) 
 //center_fitting();
-mount();
\ No newline at end of file
+if (PART == "mount") {
+    mount();
+}
\ No newline at end of file
diff --git a/scripts/scad.sh b/scripts/scad.sh
index 3c5147d..441a9c1 100644
--- a/scripts/scad.sh
+++ b/scripts/scad.sh
@@ -7,6 +7,19 @@ openscadPart () {
 	fi
 }
 
+# arri s parts
+
+#openscadPart "arri_s.scad" "drive_coupling_DC_connector" 	"arri_s_drive_coupling_DC_connector.stl"
+#openscadPart "arri_s.scad" "drive_coupling_DC" 				"arri_s_drive_coupling_DC.stl"
+#openscadPart "arri_s.scad" "animation_motor_DC_cap" 		"arri_s_animation_motor_DC_cap.stl"
+#openscadPart "arri_s.scad" "animation_motor_DC" 			"arri_s_animation_motor_DC.stl"
+#openscadPart "arri_s.scad" "animation_motor" 				"arri_s_animation_motor.stl"
+#openscadPart "arri_s.scad" "animation_motor_cap" 			"arri_s_animation_motor_cap.stl"
+#openscadPart "arri_s.scad" "drive_coupling" 				"arri_s_drive_coupling.stl"
+#openscadPart "arri_s.scad" "bellows_camera_board_adapter" 	"arri_s_bellows_camera_board_adapter.stl"
+#openscadPart "arri_s.scad" "bellows_camera_board" 			"arri_s_bellows_camera_board.stl"
+
+openscadPart "arri_s_mount.scad" "mount" "arri_s_mount.stl"
 
 # mcopy mono 99 projector controller
 
diff --git a/stl/arri_s_mount.stl b/stl/arri_s_mount.stl
index a7948d8..8ab2187 100644
Binary files a/stl/arri_s_mount.stl and b/stl/arri_s_mount.stl differ