QWinOut XY-4 175mm Wheelbase 3K Carbon Fiber RC Quadcopter Frame Kit 3.5mm Arm Support 4inch Propeller for FPV RC Racing Drone

  XY-4 175mm Wheelbase Carbon Fiber RC Quadcopter Frame Kit 3.5mm Arm Support 4inch Propeller for FPV RC Racing Drone   Specification Rack Type: HX Type Wheelbase: 175mm Arm thickness: 3.5mm The thickness of the rest of the board: 1.5mm Colour: Black Carbon Fiber Material: T300 3K Flight control installation size: 20x20, 25.5x25.5mm Motor installation size: 12-16mm Camera installation size: 19mm Weight: 57g   Recommended configuration (not included) Recommended motor: 15-22 series Recommended propeller: 4inch Recommended ESC: 25-55A Recommended battery: 3-6S