The RPHA Max is HJC’s top-of-the-line modular option with the look and appeal of a sport helmet. Engineered with carbon fiber, aramid, fiberglass materials, and organic fibers, it’s the company’s lightest weight modular helmet yet. Developed in HJC’s wind tunnel laboratory to mitigate wind level noises, the RPHA Max’s “ACS” ?advanced channeling ventilation system skims […]
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