Features: Instant AttachmentThe quick release mount of the Action 3/4 camera can be instantly attracted by its built-in strong magnet, and can be quickly detached by pressing buttons on both sides, ensuring a seamless and efficient user experience. Slim & PortableWith its compact size, the Action 3/4 camera measures only 33.8mm in thickness, 40.2mm in length, and weighs a mere 22.8g, making it incredibly slim and lightweight for easy portability. Wide CompatibilityThe quick release mount of the Action 3/4 camera is equipped with a sports camera mount adapter, allowing it to be compatible with a wide range of accessories, providing users with endless possibilities for capturing their adventures. Stability & Vibration-freeThe Action 3/4 camera ensures a stable and vibration-free experience during cycling, thanks to the shock-absorption silicone sheet's convex parts on both sides, which securely holds the camera in place on the quick release mount, eliminating any worries of unwanted movement or shaking. Thoughtful DesignEvery aspect of the Action 3/4 camera showcases meticulous design, from its elegant and sleek appearance to the holistic shock-absorption silicone sheet and the unique lock design, demonstrating our commitment to providing users with a well-thought-out and user-friendly product. Specifications: Material: Nylon + Fiber + Aluminum Alloy + Silicone Compatible camera: For Action 4/3 Size: 40.2 * 21.3 * 33.8mm Weight: 22.8g Packing List: 1 * Magnetic QR Mount 1 * Screw Have a great time shopping!