The Backdrop Support System Include: 2 x Heavy Duty Light Stand, 1 x Heavy Duty Light Stand with Universal Head, 2 x Heavy Duty Telescopic Crossbar, 1 x Crossbar Connector, 8 x Spring Clamp, 1 x Carry Bag. Note: The backdrop is not included in the parcel. Heavy Duty Backdrop Stand – The aluminum alloy construction backdrop stand (Min 3.9 ft, Max 10 ft, Max Load Capacity 35 lb). The middle stand with universal head allows this kit to be more fixed and can be set up in two ways: right angle and horizontal. The tripod base is fully deployed about 3.5 ft in diameter, makes item to be more stable. Heavy Duty Telescopic Crossbar – Come with two aluminum alloy construction professional crossbars, composed of 3 parts, width adjustable from 3.9 ft to 10 ft. Connected by a crossbar connector, the combined maximum width reach 20 ft. Convenient & Stable & Safe twist locking system expands just by pulling and pushing, pretty easy. Strong & Sturdy Muslin Spring Clamp – These Spring Clamps are very well-constructed, solid, durable. Can effectively help the paper, plastic, non-woven backdrops not slide when shooting. Moveable teeth help you to clip the backdrop in any direction. Need more clamps, please search ASIN: B01G0AAEOK. Come with a portable carry bag, this kit can meet your various shooting needs. Right angle form and horizontal form, Ideal for portrait, YouTube videos, party, baby shower, home studio, wedding or special events.