Photo Clam's PC-74NS Professional Ballhead is a heavy-duty professional quick-release ballhead that can support up to an astounding 220 lb (100 kg). It has a +/-90° tilt and full 360° panoramic movement. Friction control is bi-axial progressive, and a bubble level is built-in. The diameter of the ball is 2.9" (74mm), and the connector thread size is 3/8"-16UNC. Quick-release plate is not included.
Silky-smooth ball and socket
The single knob release and lock system offers complete control
Panning mechanism keeps the camera perfectly vertical to the swinging plane for perfect panoramic switching of multiple images every time