Maximum compatibility: With included universal mount adapter, you can simply put it onto your current case to use Gearlock mount solution (Compatible with Most Smartphones - Galaxy, iPhone, Pixel, Moto, etc.). *Install Universal Mount directly onto device or on hard shell case (soft surface and TPU cases not recommended). Adjustable angle for the optimal viewing angle and ActionCam Compatibility(not included). If the size of handle bar is less than 31.8mm, use the included spacer. Aerodynamic Build: Extremely slim and lightweight design maintains every ride at high performance. Fiberglass Core: Highly resistant to extreme conditions while remaining lightweight and bulk-free. Easy and one-click locking system: A Simple ergonomic mechanism secures and provides easy access to device.