Max length: 30ft (12pcs crossbars). Connected by a crossbar connector, the combined maximum width reach 30 ft. （2）x 300° Angle Adjustable Crossbar Connector. Each Crossbar Width is adjustable from 3.9 ft to 10 ft, 2 Crossbars can be Connected by a crossbar connector extended as many as needed.
Max length: 30ft (12pcs crossbars). Connected by a crossbar connector, the combined maximum width reach 30 ft. （2）x 300° Angle Adjustable Crossbar Connector. Each Crossbar Width is adjustable from 3.9 ft to 10 ft, 2 Crossbars can be Connected by a crossbar connector extended as many as needed.
4 TRIPODS FOR SOFTBOX SET: 210 degree rotatable lamp socket, 4 x lamp socket, for installing a softbox and soft umbrella, made of 100% aluminum, sturdy and durable. Color backdrop curtains (black, white, green).