Cable, ATA UDMA, 2-Device, 24", 80C 40 Pin Internal Ultra ATA Cables ATA UDMA 2 Device 40 Pin Cable 24 in Gray. Use these high quality internal ribbon IDE cables to connect your ATA 66/33 Hard drives and CD-ROMs to your controller. These 40 Pin 80 conductor PVC jacketed cables support up to 66Mbps transfer rates. Lifetime warranty