Brand Name: GTB Origin: CN(Original) Tool Supplies: CNC CUTTING Material: Aluminum Alloy+ Carbon Fiber Upgrade Parts/Accessories: CNC Metal RC Parts & Accs: 500SE Frame Use: Helicopter Model Number: 500SE Remote Control Peripherals/Devices: 500SE Frame For Vehicle Type: 500SE Helicopter Four-wheel Drive Attributes: Assemble frame RC Remote 6CH 3D Helicopter 500 SE Kit Carbon Fiber for Align Trex Heli Spedifications And Equipment: Length:850mm Height:280mmMain Rotor Diameter:970mm Tail Rotor Diameter:210mmMain transmission gear: 134TTail drive main tooth: 145TTail gear: 36TAir machine weight: 1KG label: 500SE Helicopter Frame / Stand