Features 1、Carbon fiber has good conductivity, and glass fiber will conduct electricity on the surface only for safe use 2、High hardness material provides good resistance to damage if case of there is hard landing 3、X-structure is flexible and stable, which is suitable for FPV race drone to reach high speed with forceful move 4、Suitable for mini 4-axle FPV drone 5、Big enough to fit your FPV drone and tuck away all the wires neatly Specification Features: Carbon fiber has good conductivity, and glass fiber will conduct electricity on the surface only for safe use. High hardness material provides good resistance to damage if case of there is hard landing. X-structure is flexible and stable, which is suitable for FPV race drone to reach high speed with forceful move. Suitable for mini 4-axle FPV drone. Big enough to fit your FPV drone and tuck away all the wires neatly. Easy to install and use. Specifications: Options: Carbon Fiber, Glass Fiber Compatible Flight Controller: for F4 / F3 / Naze32 / CC3D Compatible Motor: 2204 / 2205 / 2206 / 2305 / 2306 Compatible ESC: 20-40A Compatible Propeller: 4inch / 5inch / 6inch Compatible Battery: 3S-5S Wheelbase: 250mm / 9.8inch Arm Thickness: 3mm / 0.1inch Main / Top Board Thickness: 1.5mm / 0.06inch Color: As Pictures Weight: 147-222g Type: RC Accessory Package Includes: 1 x Drone Frame Kit with Screws Package List