Manfrotto MAFF3054 Top System 54, Sky Track Suspension System f/Large StudiosThe Manfrotto Sky Track Top System 54 is a modular overhead lighting suspension system which can be expanded or modified to your requirements. It provides precise positioning of lights with ease and speed, eliminating the clutter of light stands and power cables on the floor. The systems utilize a combination of rails, carriages, telescopic posts, and manual spring cable assisted or motorized pantographs. This is a 4 Pantograph System, for a larger