This Pan-Tilt Pack includes:
1x Universal Pan-Tilt
3x Pan-Tilt Mount
8x 5/16" 2-56 Steel Pan Head Phillips Screws (for Pan-Tilt and Camera)
16x 2-56 Hex Nuts 
2x 3/4" 2-56 Steel Pan Head Phillips Screws (for connecting Pan-Tilt and Mounting Plate or Rectangle Connector)
 
The Pan-Tilt Pack can be used to mount a Raspberry Pi camera using the Linkbot Pi Pack.
It can also be used as a univeral moving platform to mount various Barobo Robot Sensors using the Linkbot Uno Pack or Linkbot Pi Pack. 
 
The Pan-Tilt Mount can be connected to a Raspberry Pi Camera, Sensor Bracket,  Sensor Insert, Mounting Plate, Rectangle Connector, T-Connector, etc.