Motorcycle U-Bolt Mount, A stabler, reliable design for unbeatable onboard shots. Mind-blowing third-person views. Use with the Insta360 Action Invisible Selfie Stick to unlock incredible third-person shots of your ride - truly blockbuster potential. All-new structure. Refreshed design with a new, patented gimbal structure gives unprecedented stability to your motorcycle shots. Wider compatibility. Adopting the U-Bolt, use the two spacers to adapt your mount to mainstream motorcycles.