diff --git a/geant4/LEMuSR/src/LEMuSRTrackingAction.cc b/geant4/LEMuSR/src/LEMuSRTrackingAction.cc
index 2540af7..b1df231 100644
--- a/geant4/LEMuSR/src/LEMuSRTrackingAction.cc
+++ b/geant4/LEMuSR/src/LEMuSRTrackingAction.cc
@@ -53,14 +53,6 @@ LEMuSRTrackingAction:: ~LEMuSRTrackingAction()
 //! Actions to take at the beginning of a track.
 void LEMuSRTrackingAction::PreUserTrackingAction(const G4Track* theTrack)
 {
-  //   G4cout << theTrack->GetDefinition()->GetParticleName()<<G4endl;
-  GyroMagRatio=GyroMagFactor=0;
-  if(theTrack->GetDefinition()->GetPDGMass()!=0)
-    {
-      GyroMagRatio=theTrack->GetDefinition()->GetGyromagneticRatio();  
-      GyroMagFactor=theTrack->GetDefinition()->GetGyromagneticFactor();  
-    }
-  //   G4cout <<"g ratio [Hz]/[G]"<<GyroMagRatio*s/gauss<<G4endl;
 
 }