Precise Fit: Full protection of the camera, switch button Free. ( Warm tips: Camera Need to be taken off if you need to take battery out ) The Bottom of the Frame: Come with Magnetic Folding Mount Head that Could be changed to the universal 1/4 interface for general sports cameras. Easy to Disassemble: Inserted directly from the side of the frame, No tools required. Rich Expansion: Can expand tripod, Selfie sticks, Microphone, Fill light and other equipment. Magnetic Folding Mount Head Version: Suitable for GoPro interface, with a 1/4 interface in the middle, Compatible with most tripods With 2x M3 Screws mounting, Fixed hole spacing 1623mm.