Pure Base 600 offers many possibilities for system component selection. The three HDD slots can be repositioned to allow installation of the largest of graphics cards and the ODD cage is removable for maximum flexibility of water cooling and drives. Pure Base 600 was optimized to be the perfect case for liquid cooling. Three areas are specially designed to allow them to be added front, top and rear. All sizes of radiator up to 360mm are possible. he Pure Base 600 top cover is adjustable allowing choice between boosting your system’s cooling or silence. You can close it for more silence, open it partially for more exhaust or leave it open to mount a water cooling radiator.