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Thunder Tiger - TTRE0094 TTR4791-K10 4791-K10 719523603310 4719523603310
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Thunder Tiger Raptor G4 E720 Flybarless EP Kit
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Thunder Tiger Raptor G4 E720 Flybarless EP Kit
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On-line Videos: Video 1 (49.6 MB) Video 2 (YOUTUBE)
Product Reviews: Review 1 Review 2
Instruction Manuals: Manual 1 (180.2 MB)

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Tech Notes
This is the radio controlled, electric powered, flybarless
Raptor 90G4 E720 Helicopter Kit.
Designed by Shigetada Taya, FAI World Champion.
For Intermediate to Advanced RC Heli Pilots.


Control System: 135/140 Collective Cyclic Pitch Mixing (CCPM),
+/-15 collective pitch range, adjustable Bell-Hiller mixing ratio
can be set for F3C or 3D
Main Frame: 0.08" (2mm) thick carbon
Rotor Head: All metal, flybarless with 3-axis stabilization system
Drive System: Torque tube for 100% power transfer and crisp tail
rotor response
Motor Mount: Adjustable, top mounted motor placement for better
center of gravity, adjustable pinion bearing block
Main Shaft: 15mm diameter hardened steel, hollow design
Tail Boom: Carbon with carbon support and one-piece metal bracket,
bottom mounted ESC on tail bracket for efficient heat dissipation
and easy maintenance
Tail Rotor System: All metal, heavy duty with rotor rod guide and
heavy duty helical bevel tail gears
Tail Case: One-piece machined metal
Tail Blades: Carbon, 4.1" (105mm) in length
Canopy: FRP, preprinted red in color
Main Gear: Lightweight and vented heavy duty 17mm helical
Landing Gear: Nylon with aluminum skids


Flybarless Raptor 90G4 E720 Helicopter Kit with FRP Canopy, Tail Boom
Motor Mount, Quick Release Battery Tray and Instruction Manual


Motor: Brushless, 470 - 520kV, 450 - 470kV, Scorpion brand or Steve
Neu 1912 520kv motor recommended (neither brand carried)
Pinion Gear: 12T (w/470 - 520kV motor) 13T (w/450 -470kV motor)
Radio: At least 6-channel with receiver battery
Gyro: Flybarless 3 axis
Battery: 12S (6S x 2) 5000 - 6000mAh at least 25C
Battery Charger: LiPo compatible
ESC 80 - 120A
Main Blades: 690mm or 710mm carbon fiber
Tools and field equipment


Fuselage Length: 53.3" (1354mm)
Main Rotor Diameter: 63" (1604mm)
Tail Rotor Diameter: 11" (280mm)
Weight (Fully Equipped): 8.27lb (3750g)
Height: 16.9" (430mm)
Main Rotor Length: 27.2 - 28.3" (690 - 720mm)
Tail Rotor Length: 4.1" (105mm)
Main Gear/Pinion: 111/11T standard, (12 or 13 optional)
Gear Ratio: 1:10.09:4.67 standard

jxs 08/25/11

– If you need more information, use these Thunder Tiger resources –
Email: productsupport@hobbico.com
Web Site: http://www.ttamerica.com/
Phone: 217-398-8970
  Postal Address:
Thunder Tiger
3002 N. Apollo Drive, Suite #1
Champaign, IL 61822

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Accessories Needed
This is the electric powered, flybarless Raptor 90G4 E720 Heli Kit. FEATURES: 135/140 CCPM, flybarless rotor head w/3-axis stabilization system, hollow steel main shaft, quick calibration system, carbon vertical fin & boom collective pitch range +/-15, adj. Bell-Hiller mixing ratio for F3C or 3D REQUIRES: Motor, ESC, 6-ch radio RX pack & 4 servos, gyro, battery, field equip

Accessories for the Thunder Tiger Raptor G4 E720 Flybarless EP Kit

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 LXXLX8 FlightPower LiPo EONX 30 6S 22.2V 5000mAh 30C
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 LXNKY9 Great Planes Series Deans U 2 to 1 Adapter
Qty Discount Available
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Accessories Needed Qty Discount Available
184.98   In Stock
 LXBLLK Thunder Tiger 3D Carbon Fiber Main Rotor Blades 690mm
Add to Wish List
 LXBLTS Thunder Tiger Motor Pinion 11T Raptor G4 E720/E820
Qty Discount Available
11.99   In Stock
Subtotal for this Group of Accessories: 735.93  
Click to Order all items listed in this Group of Accessories    Buy This group of Accessories

Primary Accessories Radio & Engine Equipment Building & Field Equipment Optional Accessories

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