{"product_id":"bucklos-adjustable-bike-stem-3d-forged-aluminum-90-145mm-31-8mm","title":"BUCKLOS Adjustable Bike Stem 3D Forged Aluminum 90–145mm","description":"\n\u003ch2\u003eBUCKLOS Adjustable Bicycle Stem – 3D Forged Aluminum Alloy\u003c\/h2\u003e\n\u003cp\u003eDial in your perfect riding position with the \u003cstrong\u003eBUCKLOS Adjustable Bike Stem\u003c\/strong\u003e. Crafted from premium \u003cstrong\u003e3D forged aluminum alloy\u003c\/strong\u003e, this stem combines lightweight durability with a wide ±80° angle range, letting you fine-tune handlebar height and reach for mountain bikes, road bikes, BMX, and more. Whether you're climbing steep trails or hammering flat tarmac, this stem keeps your cockpit locked in exactly where you need it.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Angle Adjustment:\u003c\/strong\u003e ±80° adjustability for a fully customizable riding position — no compromise on comfort or control.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e3D Forged Aluminum Alloy Construction:\u003c\/strong\u003e High-strength forging process creates a rigid, lightweight stem that handles demanding trail and road conditions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMultiple Length Options:\u003c\/strong\u003e Choose from 90mm, 110mm, 130mm, or 145mm to perfectly match your frame geometry and riding style.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUniversal Handlebar Compatibility:\u003c\/strong\u003e 31.8mm handlebar clamp diameter fits most modern MTB and road handlebars; also supports 25.4mm bars with included shim.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e28.6mm Steerer Tube Clamp:\u003c\/strong\u003e Compatible with standard threaded and threadless fork steerer tubes.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Finish:\u003c\/strong\u003e Corrosion-resistant anodized surface for long-lasting good looks, ride after ride.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVersatile Fit:\u003c\/strong\u003e Suitable for Mountain Bikes, Road Bikes, BMX, and more.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBUCKLOS\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3D Forged Aluminum Alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHandlebar Clamp Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e31.8mm (25.4mm compatible)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSteerer Tube Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e28.6mm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStem Height\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e35mm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAvailable Lengths\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e90mm \/ 110mm \/ 130mm \/ 145mm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAngle Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e±80°\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight (approx.)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e269g (90mm) \/ 293g (110mm) \/ 309g (145mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Bikes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMountain Bike, Road Bike, BMX\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhy Upgrade Your Stem?\u003c\/h3\u003e\n\u003cp\u003eYour stem is the critical link between your fork and handlebars — a small change in length or angle can transform your riding comfort, handling confidence, and power transfer. The BUCKLOS adjustable stem gives you that flexibility without needing to buy multiple fixed stems. Set it, ride it, and re-tune any time your style or setup changes.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products You Might Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1pc-10g-high-grade-silicon-grease-lubricant-o-lubrication-good-odorless-smoothness-for-o-rings-tube-silicone-grease-lubricant\"\u003e1PC 10g High Grade Silicon Grease Lubricant – Great for Stem Bolts \u0026amp; O-Rings\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1pc-multi-use-faucet-bubbler-wrenches-6-sizes-sink-wrenches-detach-tool-for-kitchen-bathroom-faucet-parts-repair-spanner\"\u003eMulti-Use Wrench Set – Handy for Bike Assembly \u0026amp; Adjustments\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/3pcs-silicone-sealant-scraper-set-multi-functional-caulking-nozzle-tools-for-tile-floor-joints-grout-finishing-and-renovation\"\u003e3PCS Silicone Sealant Scraper Set – Versatile Workshop Tool\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/health.gov\/moveyourway\" target=\"_blank\" rel=\"noopener\"\u003eHHS Move Your Way physical activity guidance\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What handlebar sizes is the BUCKLOS adjustable bike stem compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: The BUCKLOS bike stem features a \u003cstrong\u003e31.8mm handlebar clamp diameter\u003c\/strong\u003e, which is the most common standard for modern mountain bikes and road bikes. It is also compatible with \u003cstrong\u003e25.4mm handlebars\u003c\/strong\u003e using an included or separately purchased shim adapter, making it highly versatile across different bike setups.\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 \u003cstrong\u003e28.6mm (1-1\/8 inch) steerer tube diameter\u003c\/strong\u003e, which is the standard size used on the vast majority of threadless fork systems for mountain bikes, road bikes, and BMX bikes.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How much angle adjustment does this stem offer?\u003c\/h4\u003e\n\u003cp\u003eA: The BUCKLOS adjustable stem provides an impressive \u003cstrong\u003e±80° angle range\u003c\/strong\u003e, allowing you to raise or lower your handlebar position significantly. This gives you the flexibility to switch between an aggressive, forward-leaning race posture and a more upright, relaxed touring or commuting position.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Which length should I choose — 90mm, 110mm, 130mm, or 145mm?\u003c\/h4\u003e\n\u003cp\u003eA: Stem length affects your reach (how far you stretch to the bars) and your handling responsiveness. \u003cstrong\u003eShorter stems (90mm)\u003c\/strong\u003e offer quicker, more agile steering — popular on MTB and city bikes. \u003cstrong\u003eLonger stems (130mm–145mm)\u003c\/strong\u003e provide a more extended reach for an aerodynamic position, favoured on road and gravel bikes. If you're unsure, measure your current stem length first, or consult a bike fit guide for your riding style.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this stem suitable for mountain bikes and road bikes?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The BUCKLOS adjustable stem is compatible with \u003cstrong\u003emountain bikes, road bikes, BMX, and most other bikes\u003c\/strong\u003e using a 28.6mm steerer tube and 31.8mm or 25.4mm handlebars. Its forged aluminum construction handles the vibration and stress demands of off-road riding as well as long-distance road cycling.\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 sizes is the BUCKLOS adjustable bike stem compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The BUCKLOS bike stem features a 31.8mm handlebar clamp diameter, which is the most common standard for modern mountain bikes and road bikes. It is also compatible with 25.4mm handlebars using an included or separately purchased shim adapter, making it highly versatile across different bike setups.\"}}, {\"@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) steerer tube diameter, which is the standard size used on the vast majority of threadless fork systems for mountain bikes, road bikes, and BMX bikes.\"}}, {\"@type\": \"Question\", \"name\": \"How much angle adjustment does this stem offer?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The BUCKLOS adjustable stem provides an impressive ±80° angle range, allowing you to raise or lower your handlebar position significantly. This gives you the flexibility to switch between an aggressive, forward-leaning race posture and a more upright, relaxed touring or commuting position.\"}}, {\"@type\": \"Question\", \"name\": \"Which length should I choose — 90mm, 110mm, 130mm, or 145mm?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Stem length affects your reach (how far you stretch to the bars) and your handling responsiveness. Shorter stems (90mm) offer quicker, more agile steering — popular on MTB and city bikes. Longer stems (130mm–145mm) provide a more extended reach for an aerodynamic position, favoured on road and gravel bikes. If you're unsure, measure your current stem length first, or consult a bike fit guide for your riding style.\"}}, {\"@type\": \"Question\", \"name\": \"Is this stem suitable for mountain bikes and road bikes?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! The BUCKLOS adjustable stem is compatible with mountain bikes, road bikes, BMX, and most other bikes using a 28.6mm steerer tube and 31.8mm or 25.4mm handlebars. Its forged aluminum construction handles the vibration and stress demands of off-road riding as well as long-distance road cycling.\"}}]}\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\": \"BUCKLOS Adjustable Bike Stem 3D Forged Aluminum 90–145mm\", \"item\": \"https:\/\/x1davz-b4.myshopify.com\/products\/bucklos-adjustable-bike-stem-3d-forged-aluminum-90-145mm-31-8mm\"}]}\u003c\/script\u003e","brand":"Nixie","offers":[{"title":"31.8mm-110mm","offer_id":67582883430499,"sku":"1005009934320663-31.8mm-110mm","price":73.67,"currency_code":"USD","in_stock":true},{"title":"31.8mm-90mm","offer_id":67582883463267,"sku":"1005009934320663-31.8mm-90mm","price":72.2,"currency_code":"USD","in_stock":true},{"title":"31.8mm-145mm","offer_id":67582883496035,"sku":"1005009934320663-31.8mm-145mm","price":74.83,"currency_code":"USD","in_stock":true},{"title":"31.8mm-130mm","offer_id":67582883528803,"sku":"1005009934320663-31.8mm-130mm","price":69.32,"currency_code":"USD","in_stock":true},{"title":"25.4mm-145mm","offer_id":67582883561571,"sku":"1005009934320663-25.4mm-145mm","price":75.29,"currency_code":"USD","in_stock":true},{"title":"25.4mm-90mm","offer_id":67582883594339,"sku":"1005009934320663-25.4mm-90mm","price":73.6,"currency_code":"USD","in_stock":true},{"title":"25.4mm-110mm","offer_id":67582883627107,"sku":"1005009934320663-25.4mm-110mm","price":74.59,"currency_code":"USD","in_stock":true},{"title":"25.4mm-130mm","offer_id":67582883659875,"sku":"1005009934320663-25.4mm-130mm","price":75.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0784\/2047\/6003\/files\/Sa3d5c994b0204ddebf141545b0babdd5c.webp?v=1790531007","url":"https:\/\/nixiehaven.com\/products\/bucklos-adjustable-bike-stem-3d-forged-aluminum-90-145mm-31-8mm","provider":"Nixie","version":"1.0","type":"link"}