1903-1-001-01 Size: 1U Features: -Finish: Black powder coated. -Supports and relieves strain at connection points. -Vertical and horizontal lacing slots. -EIA 310-D compliant. -Made in the USA. Commercial Use: -Yes. Country of Manufacture: -United States. Dimensions: Overall Height - Top to Bottom: -3.47". Overall Width - Side to Side: -19". Overall Depth - Front to Back: -0.06".