XLPower 520 XL520 FBL 6CH 3D Flying RC Helicopter Super Combo With 1100KV Motor 120A V4 ESC KST Digital Servos

Description: Brand: XLPOWER Item: XL520 RC Helicopter Length: 1010mm Height: 310mm Width: 160mm Main blade size: 425mm - 520mm Tail blade size: 72mm - 86mm Motor pinion: 12t included;13t optional Helical CNC Main gear: 106t Tail pinion: 13T Autorotation gear: 60T Main to tail gear ratio: 4.615 RTF weight: 2400-2700g Main shaft diameter: 10mm Feathering shaft diameter: 8mm Tail boom diamater: 20mm Max battery size: 220mm*48mm*55mm(6S) Package Included: 1* XLPower 520 Kit 1* XLPower Brushless Motor 4020 1* Set of RT 510mm Rotor Blade 1* Set of XLPower 80mm Carbon Tail Rotor Blade 1* Foam Blade Holder 1* Hobbywing' Platinum 120A V4 ESC 3* DS512HV Digital Servo 1* DS747RS Rudder Servo Accessories needed to prepare yourself(not include): 1* Transmitter (7-channel or more, helicopter system) 1* Receiver (7-channel or more) 1* 6S Li-Po 3000 ~ 5200mAh 1* Digital Pitch Gauge Misc. Building Equipment Note: This XLPOWER XL520 helicopter is the heli super combo version, need to DIY it yourself, please kind to read and understand the package list in details.