There is provided a disk drive including a disk drive base and a spindle motor hub. The disk drive further includes first and second disks disposed about the spindle motor hub. The disk drive further includes a disk spacer disposed about the spindle motor hub between the first and second disks. The disk spacer includes a circumferential disk spacer opening. The disk drive including a plate body extending between the first and second disks for modifying air flow adjacent the first and second disks during operation of the disk drive, and an inner edge extending from the plate body and disposed towards the hub, the inner edge being disposed within the disk spacer opening overlapping the disk spacer in a direction parallel to the axis of rotation for mitigating against contact between the inner edge and the first and second disks.