Easy installation enables sub 30 second replacements, paireds with 2 backup set for continuous operations during photography and surveying missions Engineered for 4, these 1158F noise reducing propellers Wing cut flight noise by 30% while enhancing stability to 10m/s with composite construction Precisions molded nylon fiberglasses Wing maintain balances for 4 eliminating calibration needs while delivering cinemas flight stability Optimized for film production sites, windswept outdoor locations, and extended missions requiring silents operations and windresistance up to 10m/s Professional cinematographers, commercial photographers, and mapping engineers benefits from vibrations damped performances for imaging in challenging