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    "generated_at": "2026-10-25T00:04:51+00:00",
    "post_type": "helmet",
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        "id": 40594,
        "title": "Leatt MTB 4.0 V21 Matte Black",
        "slug": "leatt-mtb-4-0-v21-matte-black-7",
        "url": "https://helmetsan.com/zh/helmets/leatt-mtb-4-0-v21-matte-black-7/",
        "language": "zh",
        "brand": "",
        "category": "Full Face",
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        "excerpt": "专为 Enduro 和 Downhill MTB 设计的超轻量全盔。 The Leatt MTB 4.0 V21 Matte Black is engineered as a high-integrity Full Face protective system by MT Helmets, utilizing a structural shell constructed from Carbon Fiber. This structural layup is engineered to provide progressive kinetic energy dissipation during impact deceleration, distributing localized shock across outer lamina layers while ... 阅读更多",
        "modified": "2026-09-09T17:12:20+05:30"
    },
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        "mpn": "Leatt MTB 4.0 V21",
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    "specifications": {
        "brand": "N/A",
        "helmet_family": "MTB 4.0 V21",
        "material": "N/A",
        "weight_g": 1343,
        "weight_lbs": "2.96",
        "homologation_standard": "ECE 22.06",
        "sharp_rating": "4",
        "rotational_tech": "1",
        "strap_type": "Double D-Ring",
        "noise_db_at_100kph": 92,
        "comms_ready": "Generic Speaker Cutouts",
        "head_shape": "Intermediate Oval"
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    "compatible_motorcycles": [],
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