Neewer&reg; Photo Studio Backdrop Support System 2.6Mx3M/8.5ftx10ft Kit with Adjustable Cross Bar 121cm to 308cm/4ft to 10ft and Carrying Case for Backdrops(Backdrops Not Included) Heavy duty aluminum alloy construction Supporting Stands 1 Adjustable Cross Bar from 121cm to 308cm adjustable. Supporting Stands extend up to 8.6 Ft Height Extra wide footprint for added stability Hold Muslin, Canvas Or Paper, Holds Up To 20 Lbs.