Varizoom VZ-ROCKEX Sony PMW-300/200/160/EX1/EX3 Zoom Lens Control Pressure-sensitive zoom rocker provides precise zoom control Rubber-lined clamp for no-slip attachment to any bar up to 1.25" Sony PMW-EX1 and PMW-EX3 HDV Cameras Low profile record/pause button Video return button plays back the last 5 seconds of recorded material