Cooling performance up another notch! SilverStone's unwavering commitment toachieving superior cooling performance isevident in the RM52, which boasts dual 360mmradiator compatibility, a notable improvementover the single 360mm radiator featured in itspredecessor. Tremendous hardware versatility An internal 3.5" drive cage allows the installation of 2 x 3.5" HDDs. If it’s to be left unoccupied, enables the option of installing a secondary PSU in SFX form factor Excellent space maximization To avoid any unforeseen damages to either themotherboard or the graphics cards, an expansioncard retainer with storage drive mounting holesis included to prevent sagging of graphics cardswhile maximizing space utilization Dual-purpose chassis – Industrial / Home Designed for industrial rackmount or high-end home system usage, which can be placed in vertical or horizontal orientations.