This replacement Safety Assembly from Manfrotto is compatible with a Manfrotto MHXPRO-3W 3-Way, Pan-and-Tilt Head; MHXPRO-3WG Geared, 3-Way, Pan-and-Tilt Head; MHXPRO-2W 2-Way, Pan-and-Tilt Video Head; or MHXPRO-BHQ2 Ball Head. It includes a safety catch, hinge, and spring. Together, they serve to ensure that the cam lock which retains a quick release plate used with any of those heads remains closed unless the safety catch is first depressed.

A separately available T20 Torx screwdriver is required for installation.