... with a variety of lamps and fixtures7.Facilitate equipment maintenanceThe system is applicable for such crowded places as subway, airport, ... modulus of 100 and to form suspended, stable and complete system with different U strip aluminum plate, and can cooperate with ... of U shaped screen ceiling 4.Accessories: carrier,angle,M6 hanger,expansion screw,Nut. carrier angle M6 hanger,expansion screw,Nut. 5 ...