The GP-5W has a wider aperture than the GP5K and has a peak with
anti-glare strip. Feature Nomex lining and an adjustable vent
system. Snell SA2010 approved.
Supplied with HANS Posts.
In order to select the correct size helmet, measure around your
head starting at approximately 25mm above the eyebrows, then loop
around the head, above the ears making sure you take the longest
measurement possible.
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