铝合金舞台灯架:单排架，三角架，四方架，长度0.5m/1m/1.5m/2m/2.5m/3m/3.5m/4m1、小型展架:100mm*100mm/150mm*150mm/200mm*200mm/250mm*250mm2、中型舞台架:300mm*300mm/350mm*350mm/400mm*400mm/450mm*450mm/500mm*500mm)