This document provides specifications for the Sachtler FSB 4 camera stabilizing fluid head. It can support payloads from 0-4 kg and has damping controls with 5 settings. It has a tilt range of +90 to -70 degrees and is compatible with tripods that have 75 mm bowls. Additional details are given on center of gravity height limits and accessories that are compatible with the FSB 4 system.