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    "generated_at": "2026-11-10T23:31:10+00:00",
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        "title": "Troy Lee Designs D4 Composite Course TC-3",
        "slug": "troy-lee-designs-d4-composite-course-tc-3",
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        "language": "ja",
        "brand": "",
        "category": "Dirt/MX",
        "featured_image": "",
        "excerpt": "ダウンヒル／エンデューロ用、MIPS Sphericalおよび離脱式バイザー搭載。 The Troy Lee Designs D4 Composite Course TC-3 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": "2026-09-21T05:13:02+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"
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    "compatible_motorcycles": [],
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