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    "generated_at": "2026-11-10T22:11:25+00:00",
    "post_type": "helmet",
    "metadata": {
        "id": 132474,
        "title": "Alpinestars SM5 Matte Black",
        "slug": "alpinestars-sm5-matte-black",
        "url": "https://helmetsan.com/pl/helmets/alpinestars-sm5-matte-black/",
        "language": "pl",
        "brand": "",
        "category": "Dirt/MX",
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        "excerpt": "Przystępny cenowo kask MX Alpinestars z wielogęstościową wkładką EPS. The Alpinestars SM5 Matte Black is engineered as a high-integrity Full Face protective system by Alpinestars, utilizing a structural shell constructed from Polymer. This structural layup is engineered to provide progressive kinetic energy dissipation during impact deceleration, distributing localized shock across outer lamina layers while minimizing ... Dowiedz się więcej",
        "modified": "2026-09-21T06:19:44+05:30"
    },
    "identifiers": {
        "sku": "ALP-SM5-BLK",
        "ean13": "8057641320000",
        "mpn": "AS-1320000",
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    "specifications": {
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        "helmet_family": "SM5",
        "material": "N/A",
        "weight_g": 1350,
        "weight_lbs": "2.98",
        "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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