Race spoiler for Alpinestars Supertech R10 Pedro Acasta helmet.
With the standard road spoiler, the S-R10 itself is already the top-performing, aerodynamic helmet Alpinestars has tested, and with the configuration of the race spoiler and the aero winglets together, Alpinestars Helmet Development team have achieved a reduction in drag for the helmet of an additional 4.54%.
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