{"product_id":"cervelo-s2-s3-s5-titanium-carbon-rail-saddle-clamp","title":"NIUJU TC4 Titanium Carbon Rail Saddle Clamp for Cervélo S2 S3 S5 MY2011–2018 | 7×9mm \/ 7×10mm","description":"\u003ch2\u003eTC4 Titanium Carbon Rail Saddle Clamp for Cervélo S2 \/ S3 \/ S5\u003c\/h2\u003e\n\n\u003cp\u003e\nA direct-fit carbon saddle rail clamp upgrade designed for compatible older-generation Cervélo S2, S3 and S5 seatposts from MY2011–2018.\n\u003c\/p\u003e\n\n\u003cp\u003e\nMade from 3D-printed TC4 titanium alloy, this replacement clamp allows compatible Cervélo side-lock seatposts to be used with modern oval carbon saddle rails.\n\u003c\/p\u003e\n\n\u003cp\u003e\nTwo versions are available for 7×9mm and 7×10mm carbon rails. Simply select the version that matches your saddle rail dimensions.\n\u003c\/p\u003e\n\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\n\u003cp\u003eDesigned for compatible Cervélo seatposts featuring the same side-lock clamping structure shown in the product images, including:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eCervélo S2 – MY2011–2018 compatible models\u003c\/li\u003e\n  \u003cli\u003eCervélo S3 – MY2011–2018 compatible models\u003c\/li\u003e\n  \u003cli\u003eCervélo S5 – MY2011–2018 compatible models\u003c\/li\u003e\n  \u003cli\u003eOther Cervélo seatposts using the same side-lock clamp design\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\n\u003cstrong\u003eImportant:\u003c\/strong\u003e Cervélo used different seatpost and saddle-clamp designs across different models and model years. Please compare your original clamp and seatpost structure with the product photos before ordering.\n\u003c\/p\u003e\n\n\u003ch2\u003eChoose the Correct Carbon Rail Size\u003c\/h2\u003e\n\n\u003cp\u003e\nCarbon saddle rails are typically oval rather than the conventional 7mm round profile used by many metal saddle rails.\n\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eN516 – 7×9mm:\u003c\/strong\u003e Designed for compatible 7×9mm oval carbon saddle rails.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eN517 – 7×10mm:\u003c\/strong\u003e Designed for compatible 7×10mm oval carbon saddle rails.\u003c\/p\u003e\n\n\u003cp\u003e\nPlease check your saddle manufacturer's specifications or measure the vertical height of the carbon rail before ordering.\n\u003c\/p\u003e\n\n\u003ch3\u003eRail Height Reference\u003c\/h3\u003e\n\n\u003cul\u003e\n  \u003cli\u003e9mm Version: approximately 8.5–9.2mm rail height\u003c\/li\u003e\n  \u003cli\u003e10mm Version: approximately 9.5–10.2mm rail height\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\nSmall dimensional variations between saddle manufacturers are normal.\n\u003c\/p\u003e\n\n\u003ch2\u003e3D-Printed TC4 Titanium Construction\u003c\/h2\u003e\n\n\u003cp\u003e\nThe clamp is manufactured from TC4 titanium alloy using a 3D-printing process, combining high strength, corrosion resistance and a premium titanium construction.\n\u003c\/p\u003e\n\n\u003cp\u003e\nBecause of the additive manufacturing process, the surface may show visible texture, small pores or slight variations. These are normal characteristics of 3D-printed titanium and do not affect normal use.\n\u003c\/p\u003e\n\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003eBrand: NIUJU\u003c\/li\u003e\n  \u003cli\u003eMaterial: TC4 Titanium Alloy\u003c\/li\u003e\n  \u003cli\u003eManufacturing: 3D Printed\u003c\/li\u003e\n  \u003cli\u003eN516 Rail Size: 7×9mm\u003c\/li\u003e\n  \u003cli\u003eN517 Rail Size: 7×10mm\u003c\/li\u003e\n  \u003cli\u003eDimensions: Approx. 27 × 27 × 20mm\u003c\/li\u003e\n  \u003cli\u003eWeight: Approx. ≤36g \/ pair\u003c\/li\u003e\n  \u003cli\u003eApplication: Compatible Cervélo side-lock seatpost systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eUses the Original Mounting Bolts\u003c\/h2\u003e\n\n\u003cp\u003e\nThis product replaces the original saddle clamp components and is designed to be installed using the original mounting bolts.\n\u003c\/p\u003e\n\n\u003cp\u003e\n\u003cstrong\u003eOriginal bolts are not included.\u003c\/strong\u003e\n\u003c\/p\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003eConfirm your seatpost design and carbon rail dimensions before ordering.\u003c\/li\u003e\n  \u003cli\u003eUse the original compatible mounting bolts.\u003c\/li\u003e\n  \u003cli\u003eFollow the saddle and seatpost manufacturer's recommended torque specifications.\u003c\/li\u003e\n  \u003cli\u003eDo not overtighten carbon saddle rails.\u003c\/li\u003e\n  \u003cli\u003eProfessional installation is recommended for carbon saddle components.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eProduction \u0026amp; Availability\u003c\/h2\u003e\n\n\u003cp\u003e\nSome versions may be available from stock. If a selected version is out of stock, 3D-printing production may require approximately 10 days before shipment.\n\u003c\/p\u003e\n\n\u003cp\u003e\nIf you need the product urgently, please contact us before ordering to confirm current availability.\n\u003c\/p\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\n\u003cp\u003e\n1 pair of NIUJU TC4 titanium saddle clamps in the selected rail size.\n\u003c\/p\u003e\n\n\u003cp\u003e\nBolts, seatpost, saddle and other components shown in the images are not included unless otherwise stated.\n\u003c\/p\u003e","brand":"mario","offers":[{"title":"N516 Saddle Clamp 7×9mm (Bolts Not Included)","offer_id":66015905251596,"sku":null,"price":59.99,"currency_code":"USD","in_stock":true},{"title":"N517 Saddle Clamp 7×10mm (Bolts Not Included)","offer_id":66015905284364,"sku":null,"price":59.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0751\/6454\/9388\/files\/01_a96c31bb-9234-4453-bf1b-5f1e8b89a2e7.jpg?v=1792051355","url":"https:\/\/www.spartsti.com\/ko\/products\/cervelo-s2-s3-s5-titanium-carbon-rail-saddle-clamp","provider":"S-PARTS","version":"1.0","type":"link"}