about carbon fiber propellers that you should know !! Advantages: 1. Carbon fiber accessories produce fewer vibrations because of its rigidity, and it seems quieter compared to to plastic propellers. 2. They are lighter and much more resistant than plastic when crushed, but not indestructible. 3. Light accessories mean less inertia, therefore a faster engine change, and control is more reactive. Disadvantages: 1. Due to different production processes, the surface of the carbon fiber propeller can have scratches during the production process, which is not as smooth as the plastic propeller, 2. The Carbon fiber accessories have a slightly shorter flight time than plastic accessories of the same size/not. Description: foldable carbon fiber 8331f propeller 8831 at low noise For Dji Mavic Pro & Platinum New aerodynamic design, Excellent noise reduction performance, Endurance time longer Main material: carbon fiber diameter x Pas: 8.3*3.1 inch cannot be used with Mavic protectors (fully closed version) 1 pair = 1CW + WCCW The product includes: 1/2/4 Held pairs 8331 in 3 -bladed carbon fiber (drone not included) Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Dadangjia