The original X-50 has been out for more than a year. Along the way, upgrades/updates like the tail rudder control rod, 3mm flybar conversion, 8mm spindle main rotor and helical gears were released. This latest kit revision, the 2009 Version, includes some of the more essential updates and upgrades, in addition to the 2008 kit revision. The 2008 kit revision [...]
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