1. Shockproof Multi-arc Supporter Arms. The upgraded multi-arc arms is shockproof, stable and safe. 2. Follow Principles of Mechanics Materials. After precise calculations and repeated testing, this lightweight, anti-collision and impact-resistant propeller guard was developed. 3. Stable Integrated Propellers Guard: anti-shake structure & safer protective ring. 4. Semi-surrounded Fortress Structure: Increasing tenacity for safer flying. 5. Isolate propellers to protect people or other objects. 6. Model: A3S-KC910 7. Material: Plastic 8. Net weight: 84g
