CHENBRO RM42200-1 ATX 4U IPC Rackmount 3/2/(3) No Backplane and Tray 12cm Fan (RM42200-1) CHENBRO RM42200-1 ATX 4U IPC Rackmount 3/2/(3) No Backplane and Tray 12cm Fan (RM42200-1) Chenbro RM42200-1