{"product_id":"fsa-orbit-1-5e-zs-semi-integrated-headset-for-tapered-50mm-62mm-head-tubes","title":"FSA Orbit 1.5E ZS Semi-Integrated Headset for Tapered 50mm\/62mm Head Tubes","description":"\u003cp\u003eThe FSA Orbit 1.5E ZS Semi-Integrated Headset offers precise steering performance for tapered head tubes with 50mm\/62mm outer diameter. Designed to accommodate a 1.1\/8\" to 1.5\" steerer, it combines durability and lightweight efficiency with an alloy top cover and CNC machined lower cup. Its innovative Angular Contact Bearings (ACB) ensure smooth rotation and long-lasting reliability, supported by a compact stack height of 19.8mm to maintain optimal front-end geometry.\u003c\/p\u003e\n\n\u003cp\u003eCrafted from forged and CNC-machined alloy, this headset balances strength and weight at just 129.6g. Ideal for riders seeking responsive handling and easy installation, the FSA Orbit 1.5E ZS enhances your bike’s steering precision without compromising on durability.\u003c\/p\u003e\n\n\u003ch3\u003eWhat It’s Good For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eEnsuring smooth and precise steering control\u003c\/li\u003e\n  \u003cli\u003eCompatibility with tapered 50mm\/62mm OD head tubes\u003c\/li\u003e\n  \u003cli\u003eLightweight design for improved bike handling\u003c\/li\u003e\n  \u003cli\u003eDurable construction with forged and CNC machined alloy parts\u003c\/li\u003e\n  \u003cli\u003eLow stack height to maintain bike geometry\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat It’s NOT Good For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eNon-tapered or incompatible head tube sizes\u003c\/li\u003e\n  \u003cli\u003eApplications requiring integrated or external headset systems\u003c\/li\u003e\n  \u003cli\u003eRiders needing a headset for non-steerer tube diameters\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 my bike?\u003c\/strong\u003e\u003cbr\u003eIt fits tapered head tubes with 50mm\/62mm outer diameter and supports 1.1\/8\" to 1.5\" steerer tubes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I replace the bearings separately?\u003c\/strong\u003e\u003cbr\u003eYes, upper and lower bearings are available as spares: TH873 (upper) and TH073 (lower).\u003c\/p\u003e","brand":"FSA","offers":[{"title":"1.1-8\" \/ Black","offer_id":45478300057775,"sku":"121-0491","price":40.02,"currency_code":"GBP","in_stock":true},{"title":"1.1-8 to 1.5\" Tapered Steerer \/ Black","offer_id":45478300090543,"sku":"121-0501","price":40.02,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0654\/2003\/4223\/files\/1565684550-98927000.jpg?v=1768520294","url":"https:\/\/www.swinnertoncycles.co.uk\/products\/fsa-orbit-1-5e-zs-semi-integrated-headset-for-tapered-50mm-62mm-head-tubes","provider":"Swinnerton Cycles","version":"1.0","type":"link"}