Extra inner tray for KF-23-IPF mobile rack. Aluminum tray w/ dual fans for KF-23-IPF IDE kit. Easy transport and secure valuable data. For standard 1" or 1.6" height, 3.5" H.D.D. Support all brands of 3.5" IDE ATA 33/66/100/133 H.D.D. Suitable hard disk type 1.0" or 1.6" height 3.5" H.D.D.