Hobby Signal Gimbal Anti Drop Pins Mounts Nuts Securing Kit Gimbal Anti Vibration for DJI Phantom 3 Compatible with DJI phantom 3 Durable and practical in use Easy to install and operate These anti-drop pins are specially designed for DJI Phantom 3. They can help to keep the dampers much more safer with your gimbal mount. It is also the ideal product for some DIY fans. You can replace the parts with our products to get a better flight and photography experience. Hope you enjoy your time.