The Manfrotto Single Roll Background Support System by B&H is comprised of a 108" adjustable crossbar, 2 floor-to-ceiling Mini Poles, and 2 Mini Clamps with studs. It holds one roll of paper or one cloth background up to 9' wide, to a maximum height of 10.8'. The spring loaded poles lock between the floor and ceiling. The mini clamps slide up and down and lock down at your chosen height. The crossbar is telescopic from 44" to 9'.