The 509HD,545GBK Manfrotto video system includes the 509 Fluid Video Head with incorporated 100mm half ball, the 545GB professional aluminium twin leg tripod with ground spreader, and the handy MB MBAG100PNHD tripod bag. The Manfrotto 509 fluid video head features variable fluid drag system in both pan and tilt which allow smooth movements, a 4-step counterbalance system up to 12,8Kg at 55mm C.O.G or 8,5 kg at 125mm C.O.G. And a maximum payload of 13.5kg at 55mm C.O.G or 9Kg at 125mm C.O.G.. Easy link 3/8" thread connections allows an external monitor or other accessory equipment to be fitted. It also features the ABR (Advanced Balancing Recorder) for precision when fixing equipment, ensuring a perfect balancing position, saving time and making this operation much more efficient, accurate and fast. The 545GB aluminium twin leg tripod comes with a 100mm bowl for easy, effortless mounting, and the tripod can be used with various dollies so you can enjoy more shooting freedom. With the telescopic ground spreader, you can set your leg angles with even greater precision.