This head is used together with a 055XPROB together a stable Kombo. As a camera EOS 40 / 50D incl. Lens is used, So good 1.5 to 2kg. The head can thus be adjusted precisely, nothing tilts or dissolves, the handles are easy to operate, thanks to the integrated springs tilts the whole nor uncontrolled. The quick release plate locking support the camera on his head, the lock secures the camera resolve against unintentional. I can only recommend her head.