34.7 inch Hobbywing FOC folding propeller Paddle blade clamp adapter CW CCW 3411 for hobbywing X9 motor for agricultural drone 34.7 inch Hobbywing FOC folding propeller Paddle blade clamp adapter CW CCW 3411 for hobbywing X9 motor for agricultural drone. Sale price : $19.98 Category : Toys & Hobbies