{"product_id":"polygon-pressfit-headset-zs44-56mm-without-cap-bike-headset-bearings","title":"Polygon Pressfit Headset ZS44\/56mm Without Cap - Bike Headset Bearings","description":"\u003cp\u003e\u003cstrong\u003ePolygon Quality Pressfit Headset for Tapered Steerer Tubes\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eUpgrade your bike's steering with the Polygon Pressfit Headset ZS44\/56mm without cap. This quality headset features zero-stack (ZS) design with 44mm upper and 56mm lower cups for tapered steerer tubes, pressfit installation for clean aesthetics, and Polygon-quality sealed bearings for smooth steering. With ZS44\/56mm standard sizing and pressfit construction, this headset is perfect for modern bikes with integrated headtubes.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePolygon Quality\u003c\/strong\u003e - Trusted bike brand\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressfit Design\u003c\/strong\u003e - Integrated headtube installation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eZS44\/56mm Standard\u003c\/strong\u003e - Tapered steerer compatible\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eZero-Stack (ZS)\u003c\/strong\u003e - Low-profile design\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e44mm Upper\u003c\/strong\u003e - Top headtube cup size\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e56mm Lower\u003c\/strong\u003e - Bottom headtube cup size\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSealed Bearings\u003c\/strong\u003e - Smooth, protected operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWithout Top Cap\u003c\/strong\u003e - Headset only (cap sold separately)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eTechnical Specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Polygon\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Pressfit headset\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard:\u003c\/strong\u003e ZS44\/56mm (Zero-Stack)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUpper Cup:\u003c\/strong\u003e ZS44 (44mm outer diameter)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLower Cup:\u003c\/strong\u003e ZS56 (56mm outer diameter)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSteerer Compatibility:\u003c\/strong\u003e Tapered (1-1\/8\" to 1-1\/2\")\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBearings:\u003c\/strong\u003e Sealed cartridge bearings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e Pressfit (integrated headtube)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes:\u003c\/strong\u003e Upper and lower cups with bearings (no top cap)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003ePerfect For:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePolygon bikes with integrated headtubes\u003c\/li\u003e\n\u003cli\u003eModern bikes with tapered steerers\u003c\/li\u003e\n\u003cli\u003eHeadset replacement\u003c\/li\u003e\n\u003cli\u003eNew bike builds\u003c\/li\u003e\n\u003cli\u003eMountain bikes\u003c\/li\u003e\n\u003cli\u003eRoad bikes\u003c\/li\u003e\n\u003cli\u003eGravel bikes\u003c\/li\u003e\n\u003cli\u003eUpgrading to quality sealed bearings\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003ePolygon Quality:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eTrusted bike brand:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEstablished Brand:\u003c\/strong\u003e Known for quality bikes and components\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality Bearings:\u003c\/strong\u003e Smooth, reliable operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProper Specifications:\u003c\/strong\u003e Meets industry standards\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Long-lasting performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Quality:\u003c\/strong\u003e Original equipment manufacturer grade\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eUnderstanding ZS44\/56mm:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eModern headset standard:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eZS:\u003c\/strong\u003e Zero-Stack (low-profile design)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e44mm:\u003c\/strong\u003e Upper cup outer diameter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e56mm:\u003c\/strong\u003e Lower cup outer diameter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTapered:\u003c\/strong\u003e For tapered steerer tubes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated:\u003c\/strong\u003e Cups press into frame\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommon Standard:\u003c\/strong\u003e Used on most modern bikes\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eTapered Steerer Compatibility:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eModern fork standard:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1-1\/8\" Upper:\u003c\/strong\u003e Top of steerer tube\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1-1\/2\" Lower:\u003c\/strong\u003e Bottom of steerer tube\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTapered Design:\u003c\/strong\u003e Increases stiffness\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBetter Handling:\u003c\/strong\u003e Improved steering precision\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModern Standard:\u003c\/strong\u003e Most current forks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRequires ZS44\/56:\u003c\/strong\u003e This headset type\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003ePressfit Installation:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIntegrated headtube design:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCups Press In:\u003c\/strong\u003e No threads required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean Look:\u003c\/strong\u003e Integrated appearance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLighter Weight:\u003c\/strong\u003e Less material than threaded\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModern Standard:\u003c\/strong\u003e Common on current bikes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRequires Tools:\u003c\/strong\u003e Headset press needed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfessional Installation:\u003c\/strong\u003e Recommended\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eZero-Stack (ZS) Design:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eLow-profile headset:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimal Stack Height:\u003c\/strong\u003e Bearings sit inside headtube\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLower Front End:\u003c\/strong\u003e More aggressive geometry\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean Aesthetics:\u003c\/strong\u003e Integrated appearance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModern Look:\u003c\/strong\u003e Sleek design\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommon Standard:\u003c\/strong\u003e Popular on performance bikes\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eSealed Bearing Benefits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eProtected, smooth operation:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeather Protection:\u003c\/strong\u003e Sealed from elements\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLonger Life:\u003c\/strong\u003e Less contamination\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmooth Steering:\u003c\/strong\u003e Consistent performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow Maintenance:\u003c\/strong\u003e No regular servicing needed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReliable:\u003c\/strong\u003e Consistent operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality Standard:\u003c\/strong\u003e Better than loose ball bearings\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eWithout Top Cap:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eHeadset only package:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo Top Cap Included:\u003c\/strong\u003e Must purchase separately\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAllows Choice:\u003c\/strong\u003e Select preferred cap style\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Practice:\u003c\/strong\u003e Many headsets sold without cap\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTop Cap Function:\u003c\/strong\u003e Preloads bearings during installation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Standard 1-1\/8\" top caps work\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eInstallation Requirements:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eProfessional installation recommended:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeadset Press:\u003c\/strong\u003e Required tool for installation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrown Race Setter:\u003c\/strong\u003e Installs fork crown race\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProper Alignment:\u003c\/strong\u003e Critical for smooth operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBearing Preload:\u003c\/strong\u003e Must be adjusted correctly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBike Shop:\u003c\/strong\u003e Professional installation recommended\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecial Tools:\u003c\/strong\u003e Not typical home tools\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eQuality Polygon Component:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Polygon Pressfit Headset ZS44\/56mm without cap is a quality component for modern bikes. With Polygon-quality construction, zero-stack design for clean aesthetics, pressfit installation for integrated headtubes, sealed bearings for smooth steering, and ZS44\/56mm sizing for tapered steerers, this headset provides the reliable performance needed for mountain, road, and gravel bikes.\u003c\/p\u003e","brand":"Polygon","offers":[{"title":"Default Title","offer_id":44164346642474,"sku":"735330","price":285000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0706\/6609\/2586\/files\/PolygonHeadsetSepedaPressFitZS4456mm.png?v=1773414023","url":"https:\/\/wheelcobikebali.com\/products\/polygon-pressfit-headset-zs44-56mm-without-cap-bike-headset-bearings","provider":"Wheel Co.","version":"1.0","type":"link"}