diff --git a/EMkDispositionConst.h b/EMkDispositionConst.h
index 13489cd..b071f87 100644
--- a/EMkDispositionConst.h
+++ b/EMkDispositionConst.h
@@ -27,3 +27,7 @@ enum RawPartCenterPos { MCH_CE_TC = 1,          // top center
                         MCH_CE_MR = 3,          // middle right
                         MCH_CE_BC = 4,          // bottom center
                         MCH_CE_MC = 5} ;        // middle center under
+
+//------------------------ Costanti per fixtures ------------------------------
+static std::string FXT_MOBILE = "MOBILE" ;      // gruppo parte mobile (si muove su Z di gruppo)
+static std::string FXT_MOB_CPOS = "CPOS" ;      // posizione corrente della parte mobile
\ No newline at end of file
diff --git a/EMkMachMgr.h b/EMkMachMgr.h
index 1f80a83..f903211 100644
--- a/EMkMachMgr.h
+++ b/EMkMachMgr.h
@@ -87,7 +87,7 @@ class __declspec( novtable) IMachMgr
       virtual bool GetTable( std::string& sTable) = 0 ;
       virtual bool GetTableRef( int nInd, Point3d& ptPos) = 0 ;
       virtual bool GetTableArea( int nInd, BBox3d& b3Area) = 0 ;
-      virtual int  AddFixture( const std::string& sName, const Point3d& ptPos, double dAngRotDeg) = 0 ;
+      virtual int  AddFixture( const std::string& sName, const Point3d& ptPos, double dAngRotDeg, double dMov) = 0 ;
       virtual int  GetFirstFixture( void) = 0 ;
       virtual int  GetNextFixture( int nFxtId) = 0 ;
       virtual bool ShowOnlyTable( bool bVal) = 0 ;
diff --git a/EXeExecutor.h b/EXeExecutor.h
index 03d329c..e7b1924 100644
--- a/EXeExecutor.h
+++ b/EXeExecutor.h
@@ -605,7 +605,7 @@ EXE_EXPORT bool ExeGetTable( std::string& sTable) ;
 EXE_EXPORT bool ExeGetTableRef( int nInd, Point3d& ptPos) ;
 EXE_EXPORT bool ExeGetTableArea( int nInd, BBox3d& b3Area) ;
 EXE_EXPORT bool ExeShowOnlyTable( bool bVal) ;
-EXE_EXPORT int  ExeAddFixture( const std::string& sName, const Point3d& ptPos, double dAngRotDeg) ;
+EXE_EXPORT int  ExeAddFixture( const std::string& sName, const Point3d& ptPos, double dAngRotDeg, double dMov) ;
 EXE_EXPORT int  ExeGetFirstFixture( void) ;
 EXE_EXPORT int  ExeGetNextFixture( int nFxtId) ;
 // Tools Database