Tornado – Legal for 2021 Science Olympiad Helicopter Rules

$60.00

Description

Tornado is a high performance helicopter which complies with the provisional Science Olympiad Helicopter rules for the 2021 season. It builds to a rotor diameter of 20cm and is light enough to use a small amount of ballast for tuning while still easily staying right at the 2.5g minimum weight. Includes parts for 2 complete helicopters, Tan Supersport rubber, and a set of rotor pitch gages. In a typical living room this model can fly for over 90 seconds.

Tornado 2021 Build Guide V1

Build instructions:

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