[問題] 180KM以上時 安全帽問題
想請問一個問題
我戴的是ARAI的安全帽 (照理說應該都有經過風洞測試)
為什麼每次只要騎到180KM以上時
整頂安全帽就會震動的很誇張 根本看不清路 整個很模糊
確定安全帽大小適中 甚至有點小緊
請問有人有這個現象嗎
為什麼會這樣 @@"
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