4U server case support M/B size: ATX/mATX/mini-itx. External Bays: 6 x 5.25" Drive BayS for flexible 5.25" device installation. Internal Bays: 1 x 3.5" + 4 x 2.5" Drive Bays. Material: two door front Bezel with security keylock+ handle Aluminum; Main Chassis- Zinc-Coated Steel 1.2 mm.
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