Features 1、224mm wheelbase, 5mm arm for RC FPV racing drone. 2、Be made of carbon fiber, high-precision CNC processing, strong and durable structure. 3、Great choice for university professors and students who are interested in developing RC FPV drone. 4、Recommended Configuration: Flight Control: Replacement for RF/Kiss/F4/F3/F7, Motor: 2205/2206/2207/2207.5/2305/2306/2306.5, ESC: 30A-50A, Battery: 4S 1500mAh ~ 6S 1300mAh. 5、If there are any problems, please contact our store in time. Features: 224mm wheelbase, 5mm arm for RC FPV racing drone. Be made of carbon fiber, high-precision CNC processing, strong and durable structure. Great choice for university professors and students who are interested in developing RC FPV drone. Recommended Configuration: Flight Control: Replacement for RF/Kiss/F4/F3/F7, Motor: 2205/2206/2207/2207.5/2305/2306/2306.5, ESC: 30A-50A, Battery: 4S 1500mAh ~ 6S 1300mAh. If there are any problems, please contact our store in time. Specifications: Item: 5inch Carbon Fiber Frame Color: Black Material: Carbon Fiber Maximum Support Blade: 5inch Wheelbase: 224mm Floor Thickness: 2.5mm Top Plate Thickness: 2.5mm Side Plate Thickness: 2.5mm Splint Thickness: 2mm Thickness of Front and Rear Protective Frame: 2mm Arm Thickness: 5mm Recommended Configuration: Flight Control: Replacement for RF/Kiss/F4/F3/F7 Motor: 2205/2206/2207/2207.5/2305/2306/2306.5 ESC: 30A-50A Battery: 4S 1500mAh ~ 6S 1300mAh Size: 138*176mm Package Information: Package Size: 20*16*3cm Package Weight: 190g Plastic Package Packing List: 1* 5inch Carbon Fiber Frame Package List 1* 5inch Carbon Fiber Frame