Aleratec SATA 2.0 data cables have a left angle connector on one side and a straight connector with a clip on the other. The angled connector leads up and takes up less space. The straight connector has a clip that prevents the cable from falling out. 12-Pack ComboLength: 12 inches - Angled to Straight Connector with Clip - SATA 2.0; Connects SATA CD, DVD, Blu-ray and Hard Disk Drives - Length: 12" Inches - Make sure to demand original Aleratec product