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Attach your GoPro to roll bars, railings or any tubes from 1.4 to 2.5in (3.5 to 6.35cm) in diameter. The hinged, non-slip design is perfect for mounting to roof racks and more. The integrated base rotates 360° to let you capture shots from any angle at the push of a button. Move your camera between mounts on the fly with the included Vertical Mounting Buckle to enable multiple POVs for more dynamic footage. - The hinged, non-slip design connects quickly to any 1.4 to 2.5in (3.5 to 6.35cm) diameter tube - Integrated base features 360° rotation with 16 secure positions, ensuring the perfect camera angle - Move your camera between mounts on the fly with the included Vertical Mounting Buckle to enable multiple POVs for more dynamic footage - Durable construction prevents slipping and breaking and minimizes vibration and camera shake - No loose parts to drop or lose