JOBY Action Clamp & GorillaPod Arm for GoPro or Other Action Video Cameras Fits any action video camera including GoPro, Contour, and Sony Movable arm for quick camera angle adjustments: The reliable GorillaPod ball & socket arm allows you to quickly change the action camera position. Fast & easy clamp setup:The sliding clamp arm moves quickly to accommodate a surface up to 2in / 50.8mm wide.