{"product_id":"toseek-carbon-alloy-mtb-handlebar-stem-31-8mm-ultralight","title":"TOSEEK Carbon Alloy MTB Handlebar Stem 31.8mm Ultralight","description":"\n\u003ch2\u003eTOSEEK Carbon Fiber Surface \u0026amp; Aluminum Alloy MTB Handlebar Stem – Ultralight \u0026amp; Versatile\u003c\/h2\u003e\n\u003cp\u003eUpgrade your mountain bike's cockpit with the \u003cstrong\u003eTOSEEK Carbon + Aluminum Alloy Handlebar Stem\u003c\/strong\u003e. Engineered for cyclists who demand both performance and style, this stem combines a carbon fiber surface with a high-strength aluminum alloy body to deliver an exceptionally rigid yet lightweight connection between your fork and handlebars.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e This product features a carbon fiber surface finish over an aluminum alloy main body. Please review all specifications carefully before purchasing.\u003c\/p\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e TOSEEK\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Carbon Fiber Surface + Aluminum Alloy Body\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRise Angles:\u003c\/strong\u003e 10° \/ 17° \/ 25° \/ 35°\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength Options:\u003c\/strong\u003e 70mm \/ 80mm \/ 90mm \/ 100mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHandlebar Clamp Diameter:\u003c\/strong\u003e 31.8mm (compatible with 31.1–32.5mm range)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFork Tube Diameter:\u003c\/strong\u003e 28.6mm (1-1\/8 inch)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeight:\u003c\/strong\u003e 36–45mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e Approx. 141g (35° \/ 100mm; weight varies by size)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinish Options:\u003c\/strong\u003e Matte (default) \/ Glossy\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Made in Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Choose This Stem?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Strength, Low Weight:\u003c\/strong\u003e The carbon fiber surface and aluminum alloy construction give you a stiff, durable stem without unnecessary grams on your build.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMultiple Angle Options:\u003c\/strong\u003e Choose from 10°, 17°, 25°, or 35° rise angles to dial in your ideal riding position and fit.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMultiple Length Options:\u003c\/strong\u003e Available in 70mm, 80mm, 90mm, and 100mm lengths to suit different reach preferences.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStylish Dual Finishes:\u003c\/strong\u003e Select matte (shipped by default) or glossy finish — contact us after ordering to request glossy.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Compatibility:\u003c\/strong\u003e Fits standard 31.8mm handlebars and 28.6mm (1-1\/8\") fork steerer tubes, making it compatible with most modern MTB setups.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × TOSEEK Bicycle Handlebar Stem (matte finish by default)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eImportant Notes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eDefault shipping finish is \u003cstrong\u003ematte\u003c\/strong\u003e. If you prefer glossy, please leave a remark when placing your order or contact us directly.\u003c\/li\u003e\n  \u003cli\u003eSlight size deviations may occur due to manual measurement methods and tools.\u003c\/li\u003e\n  \u003cli\u003eColors may vary slightly depending on photography lighting, angle, and your display monitor.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1pc-referee-side-toss-coin-double-face-sports-football-pattern-volleyball-portable-coin-souvenirs-gift-double-sided-design\"\u003eSports Referee Toss Coin – Double-Sided Design\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/2m-light-stand-folding-telescoping-tripod-adjustable-photography-floor-lamp-holder-tripod-for-outdoor-picnics-camping-hiking\"\u003e2m Folding Telescoping Tripod – Great for Outdoor Adventures\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1pc-sheath-fold-knife-plier-bag-pouch-case-sheath-belt-loop-pocket-carry-storage-flashlight-holder-waist-pack\"\u003eMulti-Tool Sheath \u0026amp; Belt Loop Carry Pouch\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/medlineplus.gov\/benefitsofexercise.html\" target=\"_blank\" rel=\"noopener\"\u003eMedlinePlus on the benefits of exercise\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What handlebar diameter is this MTB stem compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: The TOSEEK handlebar stem features a 31.8mm handlebar clamp diameter, compatible with handlebars ranging from 31.1mm to 32.5mm — the most common standard on modern mountain bikes.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What fork steerer tube size does this stem fit?\u003c\/h4\u003e\n\u003cp\u003eA: This stem is designed for a 28.6mm (1-1\/8 inch) fork steerer tube, which is the standard size found on the majority of MTB and road forks.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I get a glossy finish instead of matte?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The default shipping finish is matte. If you prefer a glossy finish, simply leave a note when placing your order or contact our team, and we will arrange it for you.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How light is this handlebar stem?\u003c\/h4\u003e\n\u003cp\u003eA: The 35° \/ 100mm version weighs approximately 141g. Different size and angle combinations will have slightly different weights, making this one of the most ultralight stem options for MTB builds.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What handlebar diameter is this MTB stem compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The TOSEEK handlebar stem features a 31.8mm handlebar clamp diameter, compatible with handlebars ranging from 31.1mm to 32.5mm — the most common standard on modern mountain bikes.\"}}, {\"@type\": \"Question\", \"name\": \"What fork steerer tube size does this stem fit?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This stem is designed for a 28.6mm (1-1\/8 inch) fork steerer tube, which is the standard size found on the majority of MTB and road forks.\"}}, {\"@type\": \"Question\", \"name\": \"Can I get a glossy finish instead of matte?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! The default shipping finish is matte. If you prefer a glossy finish, simply leave a note when placing your order or contact our team, and we will arrange it for you.\"}}, {\"@type\": \"Question\", \"name\": \"How light is this handlebar stem?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The 35° \/ 100mm version weighs approximately 141g. Different size and angle combinations will have slightly different weights, making this one of the most ultralight stem options for MTB builds.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/x1davz-b4.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/x1davz-b4.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"TOSEEK Carbon Alloy MTB Handlebar Stem 31.8mm Ultralight\", \"item\": \"https:\/\/x1davz-b4.myshopify.com\/products\/toseek-carbon-alloy-mtb-handlebar-stem-31-8mm-ultralight\"}]}\u003c\/script\u003e","brand":"Nixie","offers":[{"title":"10Degree-90mm-Matte","offer_id":67582940053603,"sku":"1005005999429158-10Degree-90mm-Matte","price":81.71,"currency_code":"USD","in_stock":true},{"title":"10Degree-100mm-Matte","offer_id":67582940086371,"sku":"1005005999429158-10Degree-100mm-Matte","price":79.75,"currency_code":"USD","in_stock":true},{"title":"35Degree-90mm-Matte","offer_id":67582940119139,"sku":"1005005999429158-35Degree-90mm-Matte","price":84.94,"currency_code":"USD","in_stock":true},{"title":"35Degree-100mm-Matte","offer_id":67582940151907,"sku":"1005005999429158-35Degree-100mm-Matte","price":81.36,"currency_code":"USD","in_stock":true},{"title":"35Degree-70mm-Matte","offer_id":67582940184675,"sku":"1005005999429158-35Degree-70mm-Matte","price":78.76,"currency_code":"USD","in_stock":true},{"title":"35Degree-80mm-Matte","offer_id":67582940217443,"sku":"1005005999429158-35Degree-80mm-Matte","price":79.29,"currency_code":"USD","in_stock":true},{"title":"17Degree-70mm-Matte","offer_id":67582940250211,"sku":"1005005999429158-17Degree-70mm-Matte","price":78.1,"currency_code":"USD","in_stock":true},{"title":"17Degree-80mm-Matte","offer_id":67582940282979,"sku":"1005005999429158-17Degree-80mm-Matte","price":78.55,"currency_code":"USD","in_stock":true},{"title":"25Degree-90mm-Gloss","offer_id":67582940315747,"sku":"1005005999429158-25Degree-90mm-Gloss","price":80.48,"currency_code":"USD","in_stock":true},{"title":"25Degree-100mm-Gloss","offer_id":67582940348515,"sku":"1005005999429158-25Degree-100mm-Gloss","price":80.34,"currency_code":"USD","in_stock":true},{"title":"25Degree-70mm-Gloss","offer_id":67582940381283,"sku":"1005005999429158-25Degree-70mm-Gloss","price":79.85,"currency_code":"USD","in_stock":true},{"title":"25Degree-80mm-Gloss","offer_id":67582940414051,"sku":"1005005999429158-25Degree-80mm-Gloss","price":77.43,"currency_code":"USD","in_stock":true},{"title":"10Degree-70mm-Matte","offer_id":67582940446819,"sku":"1005005999429158-10Degree-70mm-Matte","price":82.91,"currency_code":"USD","in_stock":true},{"title":"10Degree-80mm-Matte","offer_id":67582940479587,"sku":"1005005999429158-10Degree-80mm-Matte","price":81.75,"currency_code":"USD","in_stock":true},{"title":"17Degree-90mm-Matte","offer_id":67582940512355,"sku":"1005005999429158-17Degree-90mm-Matte","price":80.98,"currency_code":"USD","in_stock":true},{"title":"17Degree-100mm-Matte","offer_id":67582940545123,"sku":"1005005999429158-17Degree-100mm-Matte","price":77.92,"currency_code":"USD","in_stock":true},{"title":"25Degree-90mm-Matte","offer_id":67582940577891,"sku":"1005005999429158-25Degree-90mm-Matte","price":82.31,"currency_code":"USD","in_stock":true},{"title":"25Degree-100mm-Matte","offer_id":67582940610659,"sku":"1005005999429158-25Degree-100mm-Matte","price":81.82,"currency_code":"USD","in_stock":true},{"title":"25Degree-70mm-Matte","offer_id":67582940643427,"sku":"1005005999429158-25Degree-70mm-Matte","price":79.75,"currency_code":"USD","in_stock":true},{"title":"25Degree-80mm-Matte","offer_id":67582940676195,"sku":"1005005999429158-25Degree-80mm-Matte","price":79.85,"currency_code":"USD","in_stock":true},{"title":"35Degree-90mm-Gloss","offer_id":67582940708963,"sku":"1005005999429158-35Degree-90mm-Gloss","price":77.71,"currency_code":"USD","in_stock":true},{"title":"35Degree-100mm-Gloss","offer_id":67582940741731,"sku":"1005005999429158-35Degree-100mm-Gloss","price":80.77,"currency_code":"USD","in_stock":true},{"title":"35Degree-70mm-Gloss","offer_id":67582940774499,"sku":"1005005999429158-35Degree-70mm-Gloss","price":80.73,"currency_code":"USD","in_stock":true},{"title":"35Degree-80mm-Gloss","offer_id":67582940807267,"sku":"1005005999429158-35Degree-80mm-Gloss","price":80.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0784\/2047\/6003\/files\/S54300a49134c4ae0a1ef56fc6fb0e0b7N.webp?v=1790531482","url":"https:\/\/nixiehaven.com\/products\/toseek-carbon-alloy-mtb-handlebar-stem-31-8mm-ultralight","provider":"Nixie","version":"1.0","type":"link"}