GoPro Handlebar/Seatpost/Pole Mount (All GoPro Cameras) – Official GoPro Mount

Amazon.com Price: $41.78 (as of 11/30/2020 17:03 PST- Details)

Hinged, non-slip design sets up in seconds and clamps to any 0.35 to 1.4in (9 to 35mm) diameter tube
Rotating base features 360 Degree rotation with 16 secure positions, ensuring the perfect angle and allowing rapid changes in perspective for more dynamic footage