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    "generated_at": "2026-11-10T23:23:44+00:00",
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    "metadata": {
        "id": 131013,
        "title": "Troy Lee Designs D4 Composite Apex Grey",
        "slug": "troy-lee-designs-d4-composite-apex-grey",
        "url": "https://helmetsan.com/ja/helmets/troy-lee-designs-d4-composite-apex-grey/",
        "language": "ja",
        "brand": "",
        "category": "Dirt/MX",
        "featured_image": "",
        "excerpt": "ダウンヒル／エンデューロ用ヘルメット。MIPS Sphericalを搭載し、離脱式バイザーを備えています。 The Troy Lee Designs D4 Composite Apex Grey is engineered as a high-integrity Full Face protective system by Troy Lee Designs, utilizing a structural shell constructed from Composite. 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 ... 続きを読む",
        "modified": "2026-09-21T05:18:59+05:30"
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    "specifications": {
        "brand": "N/A",
        "helmet_family": "D4 Composite",
        "material": "N/A",
        "weight_g": 1200,
        "weight_lbs": "2.65",
        "homologation_standard": "N/A",
        "sharp_rating": "",
        "rotational_tech": "N/A",
        "strap_type": "Double D-Ring",
        "noise_db_at_100kph": 0,
        "comms_ready": "Generic Speaker Cutouts",
        "head_shape": "Intermediate Oval"
    },
    "variants": [],
    "compatible_motorcycles": [],
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        "currency": "USD",
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