{"product_id":"origin8-headsets-28-6-hdst0143-bicycle-headsets","title":"Origin8 Twistr Semi-Integrated External Headset 1-1 - 8\" to 1.5\" Aluminum CNC Machined Bearings | ZS44 - 28.6 \u0026 EC49 - 40 for Gravel \u0026 Mountain Bikes","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade your bicycle's steering performance with the Origin8 Twistr Semi-Integrated \u0026amp; External Black ZS44\/28.6 | EC49\/40 1-1\/8in to 1.5in Headset - a premium, high-precision component designed for smooth, reliable handling and durability. Perfect for road, mountain, and hybrid bikes, this innovative headset combines advanced materials and engineering to ensure a seamless riding experience.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003e### Materials \u0026amp; Construction\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eCrafted from durable CNC-machined Aluminum 6061 and 7075 alloys, the Twistr headset offers exceptional strength-to-weight ratio and corrosion resistance. Features include a sealed angular contact bearing system with highly polished surfaces ensuring smooth, frictionless operation. The CNC-machined AL6061 top cover and AL7075 crown race provide enhanced protection against moisture, grit, and environmental elements, extending your headset's lifespan.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003e### Performance \u0026amp; Engineering\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eEngineered for precision, this headset utilizes high-quality sealed angular contact bearings that deliver consistent, smooth steering performance under varying riding conditions. The 45 bearing angles optimize load distribution, contributing to superior stability and control. The sealed design prevents dirt ingress, reducing maintenance needs and ensuring long-term reliability.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003e### Components \u0026amp; Technology\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eKey components include a crowned race crafted from CNC-machined AL7075, a robust AL6061 top cover, a forged stainless steel star nut, and an AL6061 top cap secured with a forged stainless steel bolt. The ZS44\/28.6 and EC49\/40 taper compatibility ensures broad use across a variety of fork steerer tube sizes, accommodating steerer diameters from 28.6mm to 40mm with a stack height of approximately 12.7mm at the top and 12.3mm at the bottom.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003e### Style \u0026amp; Use Case\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eDesigned with a sleek black finish, the Origin8 Twistr headset adds a professional aesthetic while providing reliable performance in demanding conditions. Ideal for mountain biking, road cycling, or custom bike builds, this headset delivers enhanced steering precision, improved handling, and a clean, integrated look for semi-integrated and external configurations.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003e### Innovative Features\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Moisture and grit protection through sealed bearing design and CNC-machined, sealed aluminum covers\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Versatile size compatibility with 1-1\/8 to 1.5 fork steerer tubes\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Premium materials coupled with CNC machining for precise fit and finish\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Enhanced durability against environmental wear for long-lasting performance\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003eElevate your bicycle's handling with the Origin8 Twistr Semi-Integrated \u0026amp; External Headset-where engineered excellence meets sleek style for the ultimate riding experience.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003ePremium sealed angular contact bearings deliver unparalleled smoothness and durability for reliable performance on every ride. \u003c\/li\u003e\n\u003cli\u003eConstructed from CNC-machined AL6061 aluminum, the top cover and top cap provide lightweight strength while resisting corrosion and environmental elements. \u003c\/li\u003e\n\u003cli\u003eEngineered with AL7075 crown race technology, this headset offers enhanced protection for lower bearings and fork joint stability, ensuring long-lasting precision. \u003c\/li\u003e\n\u003cli\u003eDesigned to fit 1-1\/8 inch to 1.5 inch steerer tubes with ZS44\/28.6 and EC49\/40 cups, making it ideal for a wide range of road, gravel, and mountain bikes. \u003c\/li\u003e\n\u003cli\u003eInnovative sealing and high-quality components make the Origin8 Twistr Semi-Integrated \u0026amp; External Black ZS44\/28.6|EC49\/40 headset perfect for riders seeking superior craftsmanship, style, and performance in their cycling setup.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Origin8","offers":[{"title":"Default Title","offer_id":42354553356355,"sku":"HDST0143","price":72.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/35830.jpg?v=1780609038","url":"https:\/\/365cycles.com\/products\/origin8-headsets-28-6-hdst0143-bicycle-headsets","provider":"365 Cycles","version":"1.0","type":"link"}