{"product_id":"cane-creek-headsets-zerostack-1-1-8-hdst1146-bicycle-headsets","title":"Cane Creek 40 Series Headset Bottom Assembly ZS - 49 - 30 - H4 - K | Aluminum, Lightweight 58g, Sealed Cartridge Bearing, Tapered \u0026 External Cup Compatibility","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eBoost Your Bike's Performance with the Cane Creek 40 Series Headset Bottom Assembly - ZS\/49\/30\/H4\/K, 58g\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eUpgrade your bicycle's steering precision and durability with the Cane Creek 40 Series Headset Bottom Assembly. Engineered for cyclists seeking reliable performance and versatile compatibility, this high-quality bottom assembly combines innovative materials, precision engineering, and adaptable design features to enhance your riding experience.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eMaterials \u0026amp; Construction\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003eConstructed from robust anodized aluminum, the Cane Creek 40 Series bottom assembly guarantees long-lasting durability while maintaining a lightweight profile at just 58 grams. The sealed cartridge bearing ensures smooth, maintenance-free operation, resisting dirt, water, and corrosion for consistent performance over countless rides.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eDrawing inspiration from the premium 110-Series, the 40-Series headset offers exceptional load distribution and optimized ball contact points for superior steering responsiveness. Its precise fit with the Cane Creek Integrated, Campagnolo Hiddenset, or External Cup (EC) standards ensures compatibility across a broad range of bikes, including tapered, reducer, and conversion applications. The 30mm crown race complements 1-1\/8 steerer tubes, providing a secure, wobble-free connection.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eComponents \u0026amp; Technology\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eThe bottom assembly features a 49mm upper S.H.I.S. standard interface with a 30mm crown race diameter, designed for seamless integration with your fork and frame. It includes essential components such as a star nut and top cap, simplifying installation and adjustment. The assembly is available in a sleek black color, with stack heights of 4mm, offering customizable fit options for different bike geometries.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eStyle \u0026amp; Use Case\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eIdeal for mountain bikes, gravel bikes, and road bikes that require a reliable tapered headset solution, the Cane Creek 40 Series Bottom Assembly provides a clean aesthetic paired with high-performance capabilities. Its interchangeable, modular design allows for easy configuration swaps, reducing inventory needs while accommodating race, trail, or all-day riding styles.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003eInnovative \u0026amp; Differentiating Features\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Mix \u0026amp; Match System: Enables separate top and bottom cup assemblies for flexible stem and fork compatibility, streamlining inventory management.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Multiple Standard Options: Compatible with Integrated 41.0mm diameter, Campagnolo Hiddenset 42.0mm, ZS (ZeroStack), or EC (External Cup) standards.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Customizable Stack Height: Available in short (9mm) or tall (15mm) bearing covers for precise handlebar height adjustments.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003e- Precision Manufacturing: Designed and engineered in Fletcher, North Carolina, ensuring consistent quality and performance.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003eOptimize your bike's steering system with the reliable, lightweight Cane Creek 40 Series Headset Bottom Assembly-combining innovative engineering, durable materials, and versatile compatibility to elevate your ride. Whether upgrading or building from scratch, this assembly delivers the performance, style, and adjustability every serious cyclist demands.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\u003cli\u003ePremium Materials for Longevity and Performance: Crafted from lightweight, durable aluminum with precision-machined construction, the Cane Creek 40 Series Headset Bottom Assembly ensures reliable performance and resistance to wear in demanding riding conditions. Advanced sealing with sealed cartridge bearings provides smooth, maintenance-free operation. Versatile Compatibility: Designed to fit a wide range of steerer tube sizes including 1-1\/8\" and tapered options (ZS49\/30), with multiple configuration options such as integrated 41.0mm ID, Campy Hiddenset 42.0mm ID, and external cup systems, making it suitable for various bike frames and setups. Innovative \"Mix \u0026amp; Match\" System: Features separate top and bottom cup assemblies that simplify inventory management and customization, allowing cyclists to easily adapt to different frame geometries and component upgrades while maintaining consistent performance standards. Sleek, Functional Style: Featuring a clean black finish and precise engineering, this headset complements any bike style from mountain to road, offering a low-profile, lightweight design with a total weight of just 58 grams for enhanced handling and responsiveness. Engineering Excellence \u0026amp; Compatibility: Built to the same high standards as Cane Creek's premium 110-Series headsets, the 40-Series delivers proven durability with sealed cartridge bearings, crown race included, and compatibility with various stem clamping diameters, ensuring optimal performance across diverse cycling disciplines.\u003c\/li\u003e\u003c\/ul\u003e\u003c\/div\u003e","brand":"Cane Creek","offers":[{"title":"Default Title","offer_id":42356685996099,"sku":"HDST1146","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/150202-03_1.jpg?v=1779229250","url":"https:\/\/365cycles.com\/products\/cane-creek-headsets-zerostack-1-1-8-hdst1146-bicycle-headsets","provider":"365 Cycles","version":"1.0","type":"link"}