{"product_id":"black-bearing-1-3-8-headset-bearing-c10-1","title":"Black Bearing 1 3\/8\" Headset Bearing C10","description":"\u003cp\u003eBlack Bearing headset bearings are machined and assembled to precise tolerances.\u003c\/p\u003e\n\u003cp\u003ePlease check precise measurements against the below to determine the correct size.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSPECIFICATIONS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSTEERER DIAMETER:\u003c\/strong\u003e 1-3\/8\"\u003cstrong\u003e\u003cbr\u003eOUTER DIAMETER:\u003c\/strong\u003e 48.9mm\u003cbr\u003e\u003cstrong\u003eINNER DIAMETER:\u003c\/strong\u003e 37mm\u003cbr\u003e\u003cstrong\u003eHEIGHT:\u003c\/strong\u003e 6.5mm\u003cbr\u003e\u003cstrong\u003eCHAMFER ANGLES:\u003c\/strong\u003e 36°\/45°\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eChrome steel balls SAE52100\u003c\/li\u003e\n\u003cli\u003eChrome steel races SAE52100\u003c\/li\u003e\n\u003cli\u003ePremium quality grease\u003c\/li\u003e\n\u003cli\u003eAlso referred to using the following part code: MR031\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"black-bearing\"\u003e\u003cimg title=\"2025 BLACK BEARING FOOTER\" src=\"https:\/\/www.wideopen.co.nz\/content\/3657p19.jpg\" alt=\"2025 BLACK BEARING FOOTER\" width=\"1040\" height=\"250\"\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"BLACK BEARING","offers":[{"title":"Black Bearing - 36X45 13\/8 - 48.9OD X 37ID X 6.5H - MR031 - C100","offer_id":46100742930628,"sku":"BLHB-C100","price":43.99,"currency_code":"NZD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1566\/6131\/files\/25144p50.jpg?v=1777457005","url":"https:\/\/www.chainreaction.co.nz\/products\/black-bearing-1-3-8-headset-bearing-c10-1","provider":"Chain Reaction","version":"1.0","type":"link"}