Protection against bumps and light crashes, the Xtreme V2 propeller guards offer protection when first learning how to fly. Whether it’s bumping into a wall or fence or not quite enough time to get around the tree ahead, the V2 propeller guard set helps keep you flying, they protect the V2 and help to ensure to stay safe from hurting bystanders or damaging property. The propeller guards are mounted to the Xtreme V2 without the need for any tools. They simply snap on the the motor mounts. Remove the propeller guards as your skill level increases. Regardless of all protection, always stay safe while flying and obverse a best flying practice.