Features: Left right arm reinforcement parts suitable for FPV drone. Semi-permeable material made, it can allow light to penetrate, and will not block the aircraft status indicator when protecting the arm. Lightweight design, will not add too much load, and will not affect battery life. It can effectively protect the entire machine arm and effectively reduce the impact of external forces. Left and right signs on the arm reinforcement, which can clearly distinguish the left and right based on the direction of the drone, convenient for installation. Package Includes: 1 Set Arm Reinforcement Parts Specifications: Material: Plastic Size: Approx. 16x4.8x3.2 cm/6.2x1.8x1.2 inches note: Arm reinforcement components (left and right) only, drone not included. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you