This is proto of a new k2 version thinked for stack competitors that don't want to renounce ad advanced tricks with new bridle, different frame and different weigh's balance. It's coming soon on CHS site: ***challengersails***
The E of E-Series is for Equizzi.
I hope you like it!:)
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Any questions, please read this:http://www.gwtwforum.com/index.php?action=rules