{"product_id":"680mm-carbon-handlebars-31-8mm-riser-bars-lightweight-mtb-flat-bar","title":"680mm Carbon Handlebars 31.8mm Riser Bars - Lightweight MTB Flat Bar","description":"\u003cp\u003eIn this review of the 680mm Carbon Handlebars from RXL SL, the bottom line is simple: these bars are for riders who want a lightweight, stiff flat bar that improves control and encourages a more upright riding position. The reviewer found the bar's carbon construction and anodized finish deliver a noticeable weight saving and a solid feel under load, which is especially useful for riders upgrading from alloy bars or those trimming grams without sacrificing durability. This review focuses on real ride impressions, fit notes, and who will benefit most from this flat carbon bar.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarbon fiber construction:\u003c\/strong\u003e High-strength carbon offers a lightweight and stiff platform that reduces weight while holding firm under braking and rough terrain.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnodized finish:\u003c\/strong\u003e The anodized surface adds abrasion resistance and a clean look that keeps the bar durable through normal wear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComfortable upright position:\u003c\/strong\u003e The flat riser profile encourages a more upright posture that reduces stress on the back, arms, and neck during longer rides.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImproved control:\u003c\/strong\u003e Extra handgrip and a straight, predictable bend make steering and brake modulation easier for beginners and experienced riders alike.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShock absorption:\u003c\/strong\u003e Carbon layup provides non-slip and shockproof characteristics that help smooth out chatter on gravel and rough trails.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSimple installation:\u003c\/strong\u003e The 31.8mm clamp diameter matches common stems and is easy to fit when the correct stem diameter is confirmed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis bar suits cross-country and trail riders who want to shave weight while maintaining a solid, confidence-inspiring cockpit. Riders upgrading from alloy bars will notice reduced weight and a crisper feel, and commuters who prefer a more upright position will appreciate the ergonomic benefits.\u003c\/p\u003e\n\u003cp\u003eIt is not ideal for riders who need extreme rise or swept backs not offered by a flat riser profile, or for those who are uncertain about stem clamp compatibility; measuring the stem to ensure a 31.8mm fit is required before ordering.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLightweight carbon construction reduces overall bike weight without a hollow feel.\u003c\/li\u003e\n\u003cli\u003eStiffness and firmness deliver confident braking and precise steering inputs.\u003c\/li\u003e\n\u003cli\u003eComfortable for an upright position, easing strain on back and neck over longer rides.\u003c\/li\u003e\n\u003cli\u003eAppealing anodized finish and modern look that customers report as high quality and durable.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCarbon layering receives mixed feedback, so riders expecting visible uniform layup may notice variations in finish.\u003c\/li\u003e\n\u003cli\u003eMust confirm 31.8mm stem diameter before purchase to avoid fit issues.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eHigh-strength carbon fiber\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClamp diameter\u003c\/td\u003e\n\u003ctd\u003e31.8mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAvailable widths\u003c\/td\u003e\n\u003ctd\u003e680mm, 700mm, 720mm, 740mm, 760mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinish\u003c\/td\u003e\n\u003ctd\u003e3K matt glossy with anodized treatment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHandlebar type\u003c\/td\u003e\n\u003ctd\u003eFlat riser MTB handlebar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFit note\u003c\/td\u003e\n\u003ctd\u003eInstall with a 31.8mm stem\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe 680mm RXL SL carbon handlebar is a sensible upgrade for riders who want a lighter, stiffer flat bar that improves handling and encourages a more upright ride position. Its combination of carbon construction, anodized finish, and straightforward fit makes it good value for riders replacing alloy bars or trimming weight, provided they check stem compatibility first.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDo these bars fit a standard 31.8mm stem?\u003c\/strong\u003e\u003cbr\u003eYes, these handlebars are designed for a 31.8mm clamp diameter and must be paired with a 31.8mm stem for safe installation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre they suitable for trail riding?\u003c\/strong\u003e\u003cbr\u003eYes, the bars are stiff and shockproof enough for cross-country and moderate trail use, offering improved control on bumpy surfaces.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo they save much weight compared with alloy bars?\u003c\/strong\u003e\u003cbr\u003eCustomers reported noticeable weight savings and a firmer feel; one user noted an 80g saving which improved overall bike weight.\u003c\/p\u003e","brand":"RXL SL","offers":[{"title":"Default Title","offer_id":48183432904923,"sku":"B0C38L4BCY","price":45.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/41LjvtrHsuL._AC_SL1000.jpg?v=1769449696","url":"https:\/\/gearmusthave.com\/products\/680mm-carbon-handlebars-31-8mm-riser-bars-lightweight-mtb-flat-bar","provider":"GearMustHave","version":"1.0","type":"link"}