... ,quality,price, 2,have a long history, 3,good reputation wedding glass stage Adjustable Height:0.6-0.8-1-1 ... Type: 4,3,2. Material: Aluminum 606,160,636,082 Head (diameter * thickness): 50 * 3mm Inclined tube (diameter * thickness) 30 * 2mm ... the most suitable truss for you. If MOB:0086-13662486584 wedding glass stage