{"product_id":"hx1-straight-headset-chrome","title":"HX1 Straight Headset ZS44 1 1\/8\" - Chrome","description":"\u003ch2\u003eHX1 Straight Headset\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eLow stack. CNC'd. No squeaks.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCNC-machined with a black anodised conical top cover and a laser-etched Collective wordmark. It is the headset on our C100, and because it is a standard ZS44 zero-stack headset for straight 1 1\/8 inch steerers, it also fits a long list of other bikes: hardtails, dirt jump and street frames, big BMX and many older mountain bikes with a straight 44mm head tube.\u003c\/p\u003e\n\u003ch3\u003eWill it fit my bike?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eYes\u003c\/strong\u003e if your frame has a straight zero-stack (internal cup) head tube, 44mm inside at the top and bottom, and your fork has a straight 1 1\/8 inch (28.6mm) steerer.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYes\u003c\/strong\u003e on the Collective C100 V3.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo\u003c\/strong\u003e for a tapered fork in a 44\/55mm head tube: you want the \u003ca href=\"\/en-us\/products\/hx1-tapered-headset-black\"\u003eHX1 Tapered Headset\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo\u003c\/strong\u003e for integrated (IS) head tubes or external-cup (EC) head tubes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNot sure? Measure the inside of your head tube, or look up your frame's SHIS code (ZS44\/28.6 top). Still not sure, \u003ca href=\"\/en-us\/pages\/contact-us\"\u003eask us\u003c\/a\u003e with your frame model.\u003c\/p\u003e\n\u003ch3\u003eSpec\u003c\/h3\u003e\n\u003cul class=\"headset-specs\"\u003e\n\u003cli\u003eStandard: ZS44, zero stack, straight\u003c\/li\u003e\n\u003cli\u003eHead tube: 44mm\u003c\/li\u003e\n\u003cli\u003eSteerer: 1 1\/8 inch (28.6mm)\u003c\/li\u003e\n\u003cli\u003eBearing size: 41.8 x 30 x 9.4mm (C2861TT), sealed cartridge (black)\u003c\/li\u003e\n\u003cli\u003eTop cover: 7.8mm conical, CNC machined, black anodised\u003c\/li\u003e\n\u003cli\u003eFinish: Chrome, with a laser-etched Collective wordmark\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eMatch it with a \u003ca href=\"\/en-us\/collections\/seat-clamps\"\u003eSC1 seat clamp\u003c\/a\u003e, \u003ca href=\"\/en-us\/collections\/mtb-parts-stem\"\u003eST1 stem\u003c\/a\u003e or \u003ca href=\"\/en-us\/collections\/mtb-parts-pedals\"\u003ePX1 pedals\u003c\/a\u003e in the same colour.\u003c\/p\u003e","brand":"Collective Bikes","offers":[{"title":"Default Title","offer_id":54794278994305,"sku":"CBHSXXX-CH","price":74.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1414\/5234\/files\/collective-bikes-hx1-c100-headset-chrome-product-01.jpg?v=1792031265","url":"https:\/\/www.collectivebikes.com\/en-us\/products\/hx1-straight-headset-chrome","provider":"Collective Bikes","version":"1.0","type":"link"}