This is the Bert Kammerer edition of the Tron Nitro 90, this particular model has many nice upgrades and improved features. In addition to all the standard features, the Bert K edition has the following upgrades:
The appearance is simply amazing, robotic and modern.
It grabs attention from the first second you see it!
The Nitron 90 is the lightest 90 class nitro helicopter ever built to date!