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        "excerpt": "通勤ライダー向けのフリップバイザー付き軽量オープンフェイスヘルメット。 The Steelbird Twister is engineered as a high-integrity Full Face protective system by Steelbird, utilizing a structural shell constructed from ABS. This structural layup is engineered to provide progressive kinetic energy dissipation during impact deceleration, distributing localized shock across outer lamina layers while minimizing deformation transfer into the internal multi-density EPS liner. Certified to ... 続きを読む",
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