The StarTech dual drive 18-inch Ultra ATA/66/100/133 IDE cable allows the connection of up to 2 Ultra 66/100/133 drives to an Ultra 66/100 host adapter/motherboard. The cable is made from 80-conductor wire with 40 pin connectors providing the superior ground spacing required by the ATA/66/100 specs and allowing the full 100 Mbps burst transfer rate.