The GH40 with Mitchell Base is a versatile tripod head that offers compatibility with the Mitchell mount system. And the detachable Mitchell base, allowing for easy conversion to a 150mm ball mount with an additional locking knob if desired. It’s payload up to 40kg(88lbs), features 1-9 grades of counterbalance, 12 steps(0-11) of drag in both pan and tilt for smooth movements. You can choose between two selectable payload ranges(0-27kg and 27-40kg) for optimal setting. Safety features include a tilt lock for secure camera attachment. Additional features include an illuminated bubble level for low-light balancing and extendable dual pan handles.