{"product_id":"fsa-sx-pro-semi-integrated-headset-1-1-8-to-1-5-tapered-fork-44-0-55-0mm","title":"FSA SX Pro Semi Integrated Headset 1.1\/8\" to 1.5\" Tapered Fork 44.0\/55.0mm","description":"\u003cp\u003eThe FSA SX Pro Semi Integrated Headset is engineered for precision and durability, designed to fit tapered forks with a 1.1\/8\" to 1.5\" transition. Its forged alloy upper cup and CNC machined lower cup ensure a perfect fit and long-lasting performance. Ideal for bikes with a 50mm or 61mm OD tapered head tube, this headset offers smooth steering with its 36° 45° angular contact bearings (ACB).\u003c\/p\u003e\n\n\u003cp\u003eFeaturing a stack height of 21.2mm and a lightweight build of 110.2g, it balances strength and weight perfectly. With blue and black seals protecting the upper and lower bearings respectively, the FSA SX Pro guarantees reliable protection against dirt and moisture for consistent handling.\u003c\/p\u003e\n\n\u003ch3\u003eWhat It’s Good For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eEnhancing steering precision and control on tapered forks\u003c\/li\u003e\n  \u003cli\u003eProviding durable, long-lasting headset performance\u003c\/li\u003e\n  \u003cli\u003eReducing maintenance with sealed angular contact bearings\u003c\/li\u003e\n  \u003cli\u003eEnsuring compatibility with 50mm\/61mm OD tapered head tubes\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat It’s NOT Good For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eBikes with non-tapered or incompatible head tubes\u003c\/li\u003e\n  \u003cli\u003eRiders seeking a fully integrated headset design\u003c\/li\u003e\n  \u003cli\u003eApplications requiring non-standard bearing sizes\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eIs this headset compatible with all tapered forks?\u003c\/strong\u003e\u003cbr\u003eIt is designed specifically for forks tapering from 1.1\/8\" to 1.5\" and requires a compatible head tube diameter of 50mm or 61mm OD.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I replace the bearings separately?\u003c\/strong\u003e\u003cbr\u003eYes, spare parts like the top bearing TH873E and bottom bearing TH073E are available for easy maintenance.\u003c\/p\u003e","brand":"FSA","offers":[{"title":"1.1-8 to 1.5\" Tapered Steerer \/ Black","offer_id":45478300156079,"sku":"130-0002018010","price":49.59,"currency_code":"GBP","in_stock":false},{"title":"15mm \/ Black","offer_id":45478300188847,"sku":"130-0026","price":49.59,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0654\/2003\/4223\/files\/1565683420-50546200.jpg?v=1768520269","url":"https:\/\/www.swinnertoncycles.co.uk\/products\/fsa-sx-pro-semi-integrated-headset-1-1-8-to-1-5-tapered-fork-44-0-55-0mm","provider":"Swinnerton Cycles","version":"1.0","type":"link"}