The Hexapod is a high accuracy pointing system, developed to support ISS external payloads. The flight unit of the Hexapod weighs 116 kg and consists of the Electronic Unit and the Mechanical Assembly. The Electronic Unit handles power distribution, telemetry and telecommand management, data processing, and command and control.

The Hexapod is one of the elements developed by ESA for NASA in return for ISS utilisation rights prior to the launch of the ESA Columbus Laboratory.