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        "title": "challenger-gt-マットブラック-md",
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        "category": "Full Face",
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        "excerpt": "タイプ：フルフェイスヘルメット｜ブランド：LS2 The challenger-gt-マットブラック-md is engineered as a high-integrity Full Face protective system by LS2, utilizing a structural shell constructed from KPA (Kinetic Polymer Alloy). 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. ... 続きを読む",
        "modified": "2026-09-18T14:32:04+05:30"
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        "helmet_family": "N/A",
        "material": "N/A",
        "weight_g": 1500,
        "weight_lbs": "3.31",
        "homologation_standard": "N/A",
        "sharp_rating": "",
        "rotational_tech": "N/A",
        "strap_type": "N/A",
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        "comms_ready": "N/A",
        "head_shape": "intermediate-oval"
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