Specification:Item name:URUAV UR13 Frame KitWheelbase: 220mmArm Thickness: 5MM.Bottom Plate Thickness: 2mm.Upper Plate Thickness: 2mm.Height of aluminum column:30mm.Weight: 83.4gRecommend Parts(not included):Suit for RunCam Micro Swift/Foxxer Arrow Micro(19*19mm)Flight Controller: F3/F4(Hole distance:30.5*30.5mm).ESC:4 in 1 Mounting Hole (M3 30.5*30.5)Motor:2204/2205/2206 (M3 16x16)Propeller: 5InchFeature:Quick disassembly design5MM independent arm, fast demolition.stretch X structure and frame assembly of battery under, suitable for racing with Freestyle fancy flight.support RunCam Micro Swift/Foxxer Arrow Micro.Package Included:1 XURUAV UR13 220MM Frame Kit