JOBY Action Clamp & Locking Arm for GoPro or Other Action Video Cameras Price: $5.00 (as of 19/09/2019 11:37 PST- Details)

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.