PRoP 2 represents
  a new base style and kinematics.  It went into service in late 2000 and
  has been used for meetings and classrooms.  It has also been used by
  several remote visitors to our building.  You can check
  some early images and video of PRoP2 in action using the links below. 
  There is also a link to video above.
  Active: October 2000 - Present
  Images below from various activities
  PRoP 2 has been involved in recently.