{"product_id":"syncros-headset-is44-35-is52-40","title":"Syncros Headset IS44\/35-IS52\/40","description":"\u003ch2 data-end=\"186\" data-section-id=\"kc8zj7\" data-start=\"160\"\u003e What this headset is\u003c\/h2\u003e\r\n\r\n\u003cp data-end=\"316\" data-start=\"187\"\u003eA \u003cstrong data-end=\"230\" data-start=\"189\"\u003efully integrated (IS) drop-in headset\u003c\/strong\u003e designed specifically as a replacement\/spare for the Scott Foil 2023 road bike frame.\u003c\/p\u003e\r\n\r\n\u003cul data-end=\"435\" data-start=\"318\"\u003e\r\n\t\u003cli data-end=\"366\" data-section-id=\"ax5n8\" data-start=\"318\"\u003eBrand: \u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003eSyncros\u003c\/span\u003e\n\u003c\/li\u003e\r\n\t\u003cli data-end=\"400\" data-section-id=\"mr7a18\" data-start=\"367\"\u003eType: Integrated (IS) headset\u003c\/li\u003e\r\n\t\u003cli data-end=\"435\" data-section-id=\"13vgvj0\" data-start=\"401\"\u003eUse: Road bike (aero race frame)\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003chr data-end=\"440\" data-start=\"437\"\u003e\r\n\u003ch2 data-end=\"478\" data-section-id=\"cw1tew\" data-start=\"442\"\u003e Key Standards (Very Important)\u003c\/h2\u003e\r\n\r\n\u003cp data-end=\"539\" data-start=\"479\"\u003eThese numbers define compatibility with your frame and fork:\u003c\/p\u003e\r\n\r\n\u003cul data-end=\"617\" data-start=\"541\"\u003e\r\n\t\u003cli data-end=\"577\" data-section-id=\"e7a8kj\" data-start=\"541\"\u003e\n\u003cstrong data-end=\"567\" data-start=\"543\"\u003eUpper headset (top):\u003c\/strong\u003e IS44\/35\u003c\/li\u003e\r\n\t\u003cli data-end=\"617\" data-section-id=\"17tfmwz\" data-start=\"578\"\u003e\n\u003cstrong data-end=\"607\" data-start=\"580\"\u003eLower headset (bottom):\u003c\/strong\u003e IS52\/40\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cp data-end=\"633\" data-start=\"619\"\u003e This means:\u003c\/p\u003e\r\n\r\n\u003cul data-end=\"770\" data-start=\"634\"\u003e\r\n\t\u003cli data-end=\"700\" data-section-id=\"14bhiaj\" data-start=\"634\"\u003eFrame head tube inner diameter:\r\n\t\u003cul data-end=\"700\" data-start=\"670\"\u003e\r\n\t\t\u003cli data-end=\"682\" data-section-id=\"om26wp\" data-start=\"670\"\u003eTop: 44 mm\u003c\/li\u003e\r\n\t\t\u003cli data-end=\"700\" data-section-id=\"10iio2i\" data-start=\"685\"\u003eBottom: 52 mm\u003c\/li\u003e\r\n\t\u003c\/ul\u003e\r\n\t\u003c\/li\u003e\r\n\t\u003cli data-end=\"770\" data-section-id=\"gaes7w\" data-start=\"701\"\u003eFork steerer:\r\n\t\u003cul data-end=\"770\" data-start=\"719\"\u003e\r\n\t\t\u003cli data-end=\"743\" data-section-id=\"14mwziz\" data-start=\"719\"\u003eTapered \u003cstrong data-end=\"743\" data-start=\"729\"\u003e1\" to 1.5\"\u003c\/strong\u003e\n\u003c\/li\u003e\r\n\t\t\u003cli data-end=\"770\" data-section-id=\"boos2v\" data-start=\"746\"\u003eCrown race seat: 40 mm\u003c\/li\u003e\r\n\t\u003c\/ul\u003e\r\n\t\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cp data-end=\"825\" data-start=\"772\"\u003e This matches modern aero road bikes like the Foil.\u003c\/p\u003e\r\n\r\n\u003chr data-end=\"830\" data-start=\"827\"\u003e\r\n\u003ch2 data-end=\"861\" data-section-id=\"1slq1bj\" data-start=\"832\"\u003e Construction \u0026amp; Features\u003c\/h2\u003e\r\n\r\n\u003cul data-end=\"1166\" data-start=\"862\"\u003e\r\n\t\u003cli data-end=\"1013\" data-section-id=\"4hkovo\" data-start=\"862\"\u003e\n\u003cstrong data-end=\"909\" data-start=\"864\"\u003eSealed stainless steel cartridge bearings\u003c\/strong\u003e\r\n\r\n\t\u003cul data-end=\"1013\" data-start=\"912\"\u003e\r\n\t\t\u003cli data-end=\"929\" data-section-id=\"169qby7\" data-start=\"912\"\u003eSmooth steering\u003c\/li\u003e\r\n\t\t\u003cli data-end=\"1013\" data-section-id=\"1y95z6s\" data-start=\"932\"\u003eCorrosion resistance (great if you ride in wet\/coastal areas like Cape Town ????)\u003c\/li\u003e\r\n\t\u003c\/ul\u003e\r\n\t\u003c\/li\u003e\r\n\t\u003cli data-end=\"1079\" data-section-id=\"1938iq0\" data-start=\"1014\"\u003e\n\u003cstrong data-end=\"1042\" data-start=\"1016\"\u003e45°\/45° bearing angles\u003c\/strong\u003e\r\n\t\u003cul data-end=\"1079\" data-start=\"1045\"\u003e\r\n\t\t\u003cli data-end=\"1079\" data-section-id=\"18cmxza\" data-start=\"1045\"\u003eStandard for integrated headsets\u003c\/li\u003e\r\n\t\u003c\/ul\u003e\r\n\t\u003c\/li\u003e\r\n\t\u003cli data-end=\"1166\" data-section-id=\"8zhwh\" data-start=\"1080\"\u003e\n\u003cstrong data-end=\"1109\" data-start=\"1082\"\u003eFully integrated design\u003c\/strong\u003e\r\n\t\u003cul data-end=\"1166\" data-start=\"1112\"\u003e\r\n\t\t\u003cli data-end=\"1166\" data-section-id=\"15cljs9\" data-start=\"1112\"\u003eBearings sit directly in the frame (no pressed cups)\u003c\/li\u003e\r\n\t\u003c\/ul\u003e\r\n\t\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003chr data-end=\"1171\" data-start=\"1168\"\u003e\r\n\u003ch2 data-end=\"1194\" data-section-id=\"1hz2546\" data-start=\"1173\"\u003e What’s included\u003c\/h2\u003e\r\n\r\n\u003cul data-end=\"1254\" data-start=\"1195\"\u003e\r\n\t\u003cli data-end=\"1234\" data-section-id=\"qgipvh\" data-start=\"1195\"\u003e2 × cartridge bearings (top + bottom)\u003c\/li\u003e\r\n\t\u003cli data-end=\"1254\" data-section-id=\"1e9pw6y\" data-start=\"1235\"\u003e1 × top cover cap\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cp data-end=\"1309\" data-start=\"1256\"\u003eNot included (typically reused or frame-specific):\u003c\/p\u003e\r\n\r\n\u003cul data-end=\"1390\" data-start=\"1310\"\u003e\r\n\t\u003cli data-end=\"1328\" data-section-id=\"1kmhqok\" data-start=\"1310\"\u003eCompression ring\u003c\/li\u003e\r\n\t\u003cli data-end=\"1338\" data-section-id=\"1mvfzkd\" data-start=\"1329\"\u003eSpacers\u003c\/li\u003e\r\n\t\u003cli data-end=\"1390\" data-section-id=\"egwh0j\" data-start=\"1339\"\u003eCrown race (sometimes integrated on modern forks)\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003chr data-end=\"1395\" data-start=\"1392\"\u003e\r\n\u003ch2 data-end=\"1409\" data-section-id=\"bb60cc\" data-start=\"1397\"\u003e Weight\u003c\/h2\u003e\r\n\r\n\u003cul data-end=\"1481\" data-start=\"1410\"\u003e\r\n\t\u003cli data-end=\"1481\" data-section-id=\"162k8pv\" data-start=\"1410\"\u003eActual measured: \u003cstrong data-end=\"1437\" data-start=\"1429\"\u003e58 g\u003c\/strong\u003e (very light, typical for integrated setups)\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003chr data-end=\"1486\" data-start=\"1483\"\u003e\r\n\u003ch2 data-end=\"1512\" data-section-id=\"1f7crt4\" data-start=\"1488\"\u003e Compatibility Check\u003c\/h2\u003e\r\n\r\n\u003cp data-end=\"1549\" data-start=\"1513\"\u003eThis headset is \u003cstrong data-end=\"1548\" data-start=\"1529\"\u003eonly correct if\u003c\/strong\u003e:\u003c\/p\u003e\r\n\r\n\u003cul data-end=\"1647\" data-start=\"1550\"\u003e\r\n\t\u003cli data-end=\"1582\" data-section-id=\"ycqcsg\" data-start=\"1550\"\u003eYou have a \u003cstrong data-end=\"1582\" data-start=\"1563\"\u003eScott Foil 2023\u003c\/strong\u003e\n\u003c\/li\u003e\r\n\t\u003cli data-end=\"1647\" data-section-id=\"1jt3mla\" data-start=\"1583\"\u003eOr another frame using:\r\n\t\u003cul data-end=\"1647\" data-start=\"1611\"\u003e\r\n\t\t\u003cli data-end=\"1626\" data-section-id=\"qic7l\" data-start=\"1611\"\u003eIS44\/35 (top)\u003c\/li\u003e\r\n\t\t\u003cli data-end=\"1647\" data-section-id=\"14rf3io\" data-start=\"1629\"\u003eIS52\/40 (bottom)\u003c\/li\u003e\r\n\t\u003c\/ul\u003e\r\n\t\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cp data-end=\"1732\" data-start=\"1649\"\u003eIf your bike uses different SHIS codes (e.g., IS42, ZS, EC), this will \u003cstrong data-end=\"1731\" data-start=\"1720\"\u003enot fit\u003c\/strong\u003e.\u003c\/p\u003e\r\n\r\n\u003chr data-end=\"1737\" data-start=\"1734\"\u003e\r\n\u003ch2 data-end=\"1754\" data-section-id=\"1gstoj7\" data-start=\"1739\"\u003e Quick tip\u003c\/h2\u003e\r\n\r\n\u003cp data-end=\"1790\" data-start=\"1755\"\u003eIf you’re replacing a worn headset:\u003c\/p\u003e\r\n\r\n\u003cul data-end=\"1919\" data-start=\"1791\"\u003e\r\n\t\u003cli data-end=\"1848\" data-section-id=\"150xb8v\" data-start=\"1791\"\u003eYou usually \u003cstrong data-end=\"1827\" data-start=\"1805\"\u003eonly need bearings\u003c\/strong\u003e, not the full system\u003c\/li\u003e\r\n\t\u003cli data-end=\"1919\" data-section-id=\"1aobtav\" data-start=\"1849\"\u003eMatch the \u003cstrong data-end=\"1903\" data-start=\"1861\"\u003eSHIS code printed on your old bearings\u003c\/strong\u003e to be 100% sure\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n","brand":"SYNCROS","offers":[{"title":"Default Title","offer_id":48086977216734,"sku":"SA3093","price":760.0,"currency_code":"ZAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1242\/8790\/files\/22903_2929050001.jpg?v=1776086227","url":"https:\/\/online-bicycle-shop.co.za\/products\/syncros-headset-is44-35-is52-40","provider":"Online Bicycle Shop","version":"1.0","type":"link"}