... 1.Usage:wall partition; 2.Easy to install. U Type Fixing Clips/light steel keel Construction Image: Ceiling ... (mm)Main channel(DU)3810,120.5,1.0Customized5010,,150.5-1.2Customized6025,271.0,1.2CustomizedFurring ... channel(DC)5016.5,190.4-0.5Customized60270.6-1.2CustomizedEdge ... 4.Easy and fast for installation,time-saving;5.prompt delivery,high quality,competitive price and ...