The Manfrotto 509HD Professional Video Head supports professional video camera systems weighing up to 29 lb. A four-step counterbalance mechanism ensures optimum balance and helps for quick setup. The tripod head features ergonomic adjustments and Easy Link connectors, and it uses lightweight PVC-free materials in its components. Featuring bridging technology with a ball bearing drag system, this tripod head offers professional-quality stability as well as precise, smooth movements.