Pre-fabricated cable tray junctions 0.120 in. cold rolled steel have a grid pattern of 2" × 2" and are available in standard widths of 2", 4", 6", 8" and 12" with a depth/height of 2" or 4" Cm15 Drop 6"W × 4" Depth 2ft. Hardware, Computer, Raceways & Wire Duct