Caddies: QTY 45x 3.5" LFF Caddies SAS and SATA HArd Drives. Supermicro 4U 45 Bay 3.5 Single Node. Caddy: 45 Supermicor caddies 3.5" included. Rail Kit: 4U Supermicro Rail Kit SKU: Rail-4U-5U-SM-Blue-RevB.
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