1.9D988 3.5" SCSI Tray Caddy Poweredge 2800 PE2850 2.Caddy / Tray for SCSI Hard Drive 3.coming with screws 9D988 3.5 ... '' Hot-Swap SCSI Drive Tray / Caddy for PowerVault and Dell PowerEdge Servers Compatible with the following part ... :H7206, 9D988, J2169, G2526, M5084, N6747, YC340, WJ038, 128GT, D969D, For use in the following PowerEdge / PowerVault Servers & NAS Storage systems ...