1. This product is made of environmentally friendly plastic material, and the part that fits the fuselage is protected by sponge 2. This product supports a variety of camera installation methods, which can be installed on the top or on the bottom; 3. This product has a 1/4 screw connection and supports all panoramic cameras and sports cameras with 1/4 screw holes; Note: The mount is a product and is not recommended for novices. The product is a 3D printed custom product. Pay attention to the position when installing it. The screws need to be tightened (looseness cause resonance and shaking), but not too tight (too tight explode). The storage and use temperature is -10~40 degrees. Do not store it in the car in summer. It is easy to cause deformation when it exceeds 60 degrees. The products sold are all accessories, not including drones, cameras, etc. Since each camera and pilot has different operations, you must first use a short pole to test the stability at low altitude Warm reminder: This product must be taken off and landed by hand or find a hollow frame in the middle as a take-off and landing support. Be sure to turn off the downward obstacle avoidance before operating it Color: As shown Material: plastic Package Contents: 1 * Extension Bracket Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.