Stilo SA2020 ST5 FN Racing Helmet Carbon Fiber - X-Small - DOT/SNELL leveling kits 5" combo kit for the

5" combo kit for the Silverado/Sierra combines a 2" strut spacers with a 1

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Stilo SA2020 ST5 FN Racing Helmet Carbon Fiber - X-Small - DOT/SNELL leveling kits 5" combo kit for theStilo has two separate shell sizes for this helmet. This allows us to make a better fitting helmet that is lighter weight. Instead of filling a very large shell with lots of padding for a size small, we have one shell size for x small to medium, and one for large and x large. Snell SA2015 vs 2020 what's changed? The Snell SA2020 testing requirements have changed a small amount and have now become more in line with the FIA 8859 Helmet Standard.