Background Support SystemPhoto background tripod extends to Maximum height of 2m and maximum width of 3m Height and width adjustment This backdrop stand with four crossbars allows easy height adjustment Stable Stand and Background The background system is constructed of durable aluminum alloy to accommodate any device. any background weighing up to 10 kg. Easy to use install The assembly process only takes a few minutes. Simply turn the adjustment knobs and nuts clockwise. ears on backdrop stands Wide application The background stand kit is perfect for professional photography Item Details:◆ Material: Aluminum Alloy◆ Maximum height of tripod (after extension): approx. 2.1m◆ Minimum height of tripod (before extension): approx. 0.674m◆ Length of telescopic crossbars: approximately 1.5 to 3m◆ Color: black ◆ Sandbag: about 52x25.4cm◆ Carrying bag: about 102x42cm.