PBL 1 Panel Height: 1.75 H 1 U space Features: Easy to machine. Flanged for extra strength. Constructed of lightweight, 16 gauge aluminum. Black powder coat finish. Country of Manufacture: United States. Dimensions: Panel Height 1.75 H 1 U space Overall Height Top to Bottom: 1.75 . Panel Height 3 1/2 H 2U space Overall Height Top to Bottom: 3.5 . Panel Height 5 1/4 H 3U space Overall Height Top to Bottom: 5.25 . Panel Height 7 H 4U space Overall Height Top to Bottom: 7 .
