DK C rails, L: 898 mm, For WxD: 1000 mm, For TS, SE, C Rails for TS, VX SE, Carbon steel, Zinc-plated, Assembly components, 73269098, 4 pc(s), 6.473 lbs, 4028177235144, For direct external mounting between the vertical TS, SE enclosure sections. The C-section angle bracket is additionally required for mounting between the horizontal TS, SE enclosure sections. Because the attachment piece is designed for universal use, the C rails may optionally be attached to the inner or outer level of the TS 8 frame.