The flagship of OConnor's Ultimate range of fluid heads.With its famous features the 2575 fluid head has become the standard for film production. The head includes OConnor's patented sinusoidal counterbalance system for true, accurate balance at any point in the tilt range. Add to this OConnor's stepless, ultra-smooth pan & tilt fluid drag, and you've got ultimate control and stability for film style shooting.As the next generation head of the highly successful 2575 series, the 2575D retains a large number of features and functions from the older heads but includes many new features.Platform controls on the operator's side of the head Platform release lever with a one touch finger actuated safety release catch - allowing for one "finger" or hand action to undo the safety catch and open the lever Dual platform scales Platform with 4 handle rosettes Soft hand rest on left hand side.