The 509HD Video Head with 545GB Tripod Legs, Ground Spreader & Padded Bag is a professional-grade tripod kit designed for videographers who require precise camera movement and stability. It is made by Manfrotto, a company known for producing high-quality camera supports and accessories. The 509HD video head is the centerpiece of this kit, and it features a range of advanced features that make it suitable for use with a wide range of video cameras. It has a maximum load capacity of 29.8 lbs (13.5 kg) and is equipped with a counterbalance system that allows for smooth and precise camera movement. The head also features Manfrotto's patented Variable Fluid Drag System, which provides a smooth and adjustable fluid drag on both the pan and tilt axis. The 545GB tripod legs are made from aluminum and offer sturdy support for the 509HD video head. They feature a maximum height of 60.6" (154 cm) and a minimum height of 16.5" (42 cm), making them suitable for a wide range of shooting situations. The legs also feature a ground-level spreader, which provides added stability and support on uneven terrain. The padded bag included with the kit provides protection for the tripod during transport and storage, and it also makes it easy to carry the tripod on location shoots. Overall, the Manfrotto 509HD Video Head with 545GB Tripod Legs, Ground Spreader & Padded Bag is a high-quality and reliable tripod kit that is ideal for professional videographers who require precise camera movement and stability.