When the OS gets tired, and loses compression, you will need one of these:
http://www2.towerhobbies.com/cgi-bin...?&I=LXCJ61&P=Z
When the S.T gets tired and loses compression, you will need one of these:
http://www2.towerhobbies.com/cgi-bin...?&I=LXFY65&P=Z
....