Features:_x000D__x000D_Sturdy material provides good resistance to damage if case of there is hard landing. _x000D_Main and top boards are PCB boards, which allows you to solder ESC to them directly. _x000D_X-structure is flexible and stable, which is suitable for FPV race drone to reach high speed with forceful move. _x000D_Suitable for 4-axle FPV drone. _x000D_Colored arms are for orientation to keep you flying in the right direction._x000D__x000D_Big enough to fit your FPV drone and tuck away all the wires neatly. _x000D_Easy to install and use. _x000D__x000D_Specifications:_x000D_Material: Plastic + Glass Fiber_x000D_Compatible Drone: for DJI F330 or others_x000D_Compatible Motor: 2212-2200KV (Stator Size)_x000D_Compatible ESC: 15-30A_x000D_Compatible Propeller: 6inch (2 blades) / 5inch (3 blades)_x000D_Compatible Battery: 3S / 11.1V / 1500-2200mAh_x000D_Motor Mounting Hole Pitch: 16 * 19mm / 0.6 * 0.7inch_x000D_Wheelbase: 330mm / 13.0inch_x000D_Color: As Pictures_x000D_Weight: 298g_x000D_Type: RC Accessory_x000D__x000D_Package Includes:_x000D__x000D_4 x Engine Arms (2 red, 2 black)_x000D_1 x F330 Rack Upper Plate_x000D_1 x F330 Rack Lower Plate_x000D_1 x Screw Pack_x000D_2 x Tripod_x000D_2 x Tube_x000D__x000D__x000D_Note:_x000D_Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. 1Sturdy material provides good resistance to damage if case of there is hard landing 2Main and top boards are PCB boards, which allows you to solder ESC to them directly 3X-structure is flexible and stable, which is suitable for FPV race drone to reach high speed with forceful move 4Suitable for 4-axle FPV drone 5Colored arms are for orientation to keep you flying in the right direction