Kaos 40 from Tower Hobbies


If you've mastered basic trainers and are eager to sink your teeth into the sporty side of R/C flying, make the Tower Hobbies Kaos your next model! It tracks through maneuvers with magnificent precision – while its thick, fully symmetrical airfoil minimizes speed buildup during dives and helps keep your landings slow, smooth and stable. In as little as 10-12 hours, you can have the Kaos 40 ARF ready for flight. The all-wood main sections arrive factory assembled and covered in a light, tough heat-shrink film. A generous package of high-quality hardware is also included for major convenience and reliable performance. In next to no time, you can have your Kaos .40 ARF at the field and ready for basic aerobatics.



  • Construction: all balsa and plywood.
  • Wings: Fully-symmetrical airfoil, mid wing configuration. Attached to fuselage with two ¼-20x2" nylon wing bolts.
  • Covering: Factory applied heat shrink covering. Color scheme is Red and White separated by a Black and Yellow stripe.
  • Radio Compartment: Easily accessible, plywood reinforced
  • Canopy: Single, clear
  • Landing Gear: .16" (4mm) thick pre-bent wire. Nose and main gear.
  • Building Time: Ready to fly in only 10-12 hours



Radio icons

FrSky X20

FrSky XE

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FrSky X18

FrSky Twin

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FrSky X10

FrSky X12s

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FrSky X10

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FrSky X9D

FrSky X9E

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FrSky X10

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We cannot guarantee that the shops listed below do sell the Kaos 40 in particular but at least we know they do distribute Tower Hobbies.

Wingspan: 1415mm (55.7 in)
Length: 1232mm (48.5 in)

Weight: 2720 g (6 lbs)
  • Wingspan: 1415 mm (55.5 in)
  • Wing Area: 38 dm² (585 sq in)
  • Weight: 2270-2720 g (5 - 6 lbs)
  • Length: 1232 mm (48.5 in)
  • Wing Loading: 59-73 g/dm² (19.5 - 24 oz/sq ft)
  • Engine:
    • .40 - .46 cu in [6.5 - 7.5cc] two-stroke
    • .48 - .70 cu in [8.0 - 11.5cc] four-stroke
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