LH-44 low center of gravity double panoramic double open ball head, 44mm high precision large ball size sphere, aluminum alloy composition, using pure mechanical NC processing, hard anodized soft, with PU-60A rapid assembly plate, its large main locking knob is ergonomic, easy to operate, double knob control, locking more reliable, precision processing of the diameter of 44 mm ball smooth as silk, the center of gravity moving down, more compact structure.