{"product_id":"rt33075347002","title":"Ritchey Classic Semi Integrated Upper ZS Headset","description":"Ritchey: \u003cp\u003eDesigned for bicycles with semi-integrated ZS headsets, the Classic Press Fit Upper Headset features full-complement stainless steel angular contact cartridge bearings packed with Ritchey high-webbing grease. Wrapped in our timeless high-polish finish, the Classic Semi-Integrated ZS Upper headset adds that classy detail your bike deserves.\u003c\/p\u003e  \u003cp\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e: alloy\u003cbr\u003e\u003cstrong\u003eStack height\u003c\/strong\u003e: 10.1mm\u003cbr\u003e\u003cstrong\u003eHeadtube ID\u003c\/strong\u003e: 44mm\u003cbr\u003e\u003cstrong\u003eS.H.I.S\u003c\/strong\u003e.: ZS44\/28.6 (1 ?”)\u003cbr\u003e\u003cstrong\u003eZS44\/28.6 (1 ?”) bearing\u003c\/strong\u003e: 41.0\/30.15\/7mm 45°\/45° - sealed cartridge (ACB)\u003cbr\u003eTop cap included\u003cbr\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e: 51g\u003cbr\u003e\u003cstrong\u003eColour\u003c\/strong\u003e: high-polish silver\u003c\/p\u003e\u003cp\u003e \u003c\/p\u003e","brand":"Ritchey","offers":[{"title":"NO COLOUR \/ ZS44\/28.6 - 10MM STA","offer_id":56641022493046,"sku":"RT33075347002","price":53.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0535\/6896\/2742\/files\/RT33075347002_53669.jpg?v=1762855723","url":"https:\/\/ruk-bikes.com\/en-us\/products\/rt33075347002","provider":"RUK-BIKES","version":"1.0","type":"link"}