Align RH55E09X T-Rex 550L Dominator Super Combo Vehicle Power Plant: Castle Talon 90 ESC, 730MX Brushless Motor(850KV) Control: BL815H High Voltage Brushless servo x 3, BL855H High Voltage Brushless servo, and Gpro Flybarless System Required to Complete: 6 channel radio and receiver with Heli mixing, Pitch gauge or Digital Pitch Gauge, 6S LiPo 2600-5200mAh battery Includes: 550 Carbon Fiber Blades x 1 set and 90mm Carbon Fiber Tail Blade x 1 set