The Ultimate Hybrid 3D Aircraft!

Two airframes consistently top 3D pilots' list of favorite models. Now, you can experience the best of both planes with the SIG EDGEtra EP ARF! The new EDGEtra is a hybrid aircraft that masterfully blends the fuselage of the EDGE with the wings of an Extra.

With numerous additional design enhancements, this plane offers an all-out 3D aerobatics thrill like you have never flown. For over 60 years, SIG Mfg. has made outstanding model aircraft for the RC hobby. In the last decades, SIG has designed some of the best sport aerobatic planes available. We now bring that quality in design and performance to the 3D market with the SIG EDGEtra EP ARF.

Experience Insane 3D Performance!
Experience the EDGEtra!

Removable magnetic hatch/canopy makes battery changes quick and easy! There's ample room for any electric power setup within the recommendations. Surface-mounted aileron servos and ball-links make installation and setup easy.

Wing Span: 60 in. 1524 mm
Wing Area: 675 sq. in. 43.5 sq. dm
Length: 60 in. 1524 mm
Flying Weight: 5.5 - 6 lbs. 2495 - 2722 g
Wing Loading: 18.8 - 20.5 oz./sq. ft. 56.4 - 61.5 g/sq. dm.
Radio Required:
(not included)
4-Channel with 4 High Torque Mini Servos
Motor Required
(not included)
Brushless Motor 600 - 1200 Watt (550 - 800 kv)
ESC Required:
(not included)
75A Speed Control
Battery Required:
(not included)
4S 4000 - 5000 mAh LiPo Battery Pack

Lightweight balsa and ply construction create a rigid airframe that flies well. The painted fiberglass cowl and wheel pants are color-matched to the UltraCote® covering. The removable Side Force Generators (SFG) add stability to knife-edge and 3D flight.

  • Handcrafted Wood ARF
  • CAD Drawn, Laser Cut, and Factory Jig Assembled
  • 2-Piece Wing Design with Aluminum Tube Joiner
  • Fiberglass Cowl and Wheel Pants
  • Carbon Fiber Main Landing Gear
  • Magnetic Battery Hatch/Canopy
  • Covered with UltraCote® (aka ORACOVER®) Premium Film
  • Complete Hardware Pack Included
  • Illustrated Assembly Manual

Click the link below to download the Instruction Manual in a new window.
EDGEtra ARF Pdf (1.8 Mb)

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