{"title":"The New Argon 18 Anti Matter - Aero Gravel Performance","description":"\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0826\/0599\/8379\/files\/Argon18AntiMatterRivalDune.webp?v=1778077586\" alt=\"Argon 18 Anti Matter side profile in Mystic Dune colourway\"\u003e\u003c\/p\u003e\n\u003ch1\u003eThe New Argon 18\u003c\/h1\u003e\n\u003ch1\u003eAnti Matter\u003c\/h1\u003e\n\u003ch2\u003ePure Energy. Perfect Control.\u003c\/h2\u003e\n\u003cp\u003eWe've been Gravel Bike enthusiasts since the beginning, and across that time we've watched gravel racing in Scotland evolve from a curious offshoot into one of the most exciting disciplines in cycling. The Dukes Weekender, the Gralloch, the Second City Divide — courses that demand road-bike speed for hours on end, then ask you to handle whatever the weather and the terrain decide to throw at you. The Anti Matter is built for exactly that.\u003c\/p\u003e\n\u003cp\u003eThis is the fastest gravel race bike Argon 18 has ever made. Not a faster Dark Matter, and not a road bike with bigger tyres — a ground-up reimagining of what a gravel race platform can be when frame, cockpit, bottle cages and storage are engineered together as one system. Every interface matters. Every gain is measured.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0826\/0599\/8379\/files\/Anti_Matter_2026_Lifestyle_Spain_payette204.webp?v=1778229272\" alt=\"Three riders attacking a gravel climb on the Anti Matter\"\u003e\u003c\/p\u003e\n\u003cp\u003eArgon 18 set themselves a clear ambition with the Anti Matter: deliver road-bike efficiency on dirt, without giving up the comfort, control or stiffness you need when the surface gets rough. The result is a bike that goes faster, pushes harder, and stays precise when it matters — the kind of platform built for riders who don't want to survive the terrain, they want to attack it.\u003c\/p\u003e\n\u003cp\u003eIt's a serious tool for serious days out. And whether that's the Highland gravel races where the wind carries half the field backwards, or the long, mixed-surface routes north of Glasgow that we've all spent our weekends mapping — the Anti Matter is the bike to do it on.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0826\/0599\/8379\/files\/anti_matter_seat_stays.webp?v=1778236317\" alt=\"Anti Matter studio shot showing dropped seatstays and aero tube profiles\"\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eAerodynamics\u003c\/h2\u003e\n\u003cp\u003eThe Anti Matter platform was refined through more than 800 hours of CFD simulation, 45 hours of wind tunnel testing, and over 130 tube profile iterations. The result is a measured 14.5-watt aerodynamic advantage over the Dark Matter in real race conditions — wind-averaged drag at 45 km\/h, across a ±15° yaw range. Numbers that translate beyond theory and into the back of the field disappearing on a long, exposed drag.\u003c\/p\u003e\n\u003cp\u003eCFD-optimised tube profiles, horizontal dropped seatstays, a wide and deep fork design, and full integration of the cockpit and storage all work together. Aerodynamics on a gravel bike used to be an afterthought. On the Anti Matter, it's the entire brief.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0826\/0599\/8379\/files\/anti_matter_cockpit.webp?v=1778236576\" alt=\"ATTEN CHB-01 one-piece cockpit and ATTEN x Apidura frame bag\"\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eOne Integrated System\u003c\/h2\u003e\n\u003cp\u003eRather than designing a frame and bolting standard parts to it, Argon 18 developed the Anti Matter as a complete ecosystem. The ATTEN CHB-01 one-piece cockpit is engineered around the bike's front-end aerodynamics, supporting a precise, race-oriented riding position. Side-load aero bottle cages — proprietary to the platform — improve airflow without making your bottles any harder to grab on the move. And the co-developed ATTEN × Apidura frame bag carries everything you need for a long day with no measurable aerodynamic penalty.\u003c\/p\u003e\n\u003cp\u003eIt's the difference between a bike that's fast in isolation and a system that's fast with a rider on board, food in the bags and four hours of effort still to come.\u003c\/p\u003e\n\u003ch2\u003eRace Geometry, Real-World Capability\u003c\/h2\u003e\n\u003cp\u003eThe frame uses race-focused geometry for responsive handling at high speed, paired with up to 55mm tyre clearance — enough rubber to handle whatever modern gravel racing throws at you, from fast hardpack to genuinely loose, technical terrain. Argon 18's Pro-Level carbon layup gives the frame an optimised balance of stiffness, weight and ride quality, and the oversized T47 bottom bracket maximises power transfer when you're putting it down out of corners.\u003c\/p\u003e\n\u003cp\u003eThe horizontal, dropped seatstays add compliance where you want it without softening the platform. There's a Universal Derailleur Hanger for simplicity and reliability, and a 1-1\/8\" round steerer tube — meaning broad component compatibility and a bike that's straightforward to live with and service in the long run.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0826\/0599\/8379\/files\/Anti_Matter_2026_Lifestyle_Spain_payette148.webp?v=1778229272\" alt=\"Rider attacking a gravel descent on the Anti Matter\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0826\/0599\/8379\/files\/Anti_Matter_2026_Lifestyle_Spain_payette34.webp?v=1778229272\" alt=\"Anti Matter on a remote gravel road\"\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eThree Colourways. Three Builds.\u003c\/h2\u003e\n\u003cp\u003eThe Anti Matter is available in three colourways — Mystic Dune, Iridium Silver, and Sea Foam \/ Neon — across three SRAM AXS XPLR builds and a frameset option. From the flagship Red AXS XPLR with ZIPP 303 XPLR SW wheels, through to the Rival AXS XPLR build that opens the platform up to a much wider audience, every configuration runs the full integrated system: ATTEN cockpit, aero bottle cages, ATTEN × Apidura frame bag.\u003c\/p\u003e\n\u003cp\u003ePre-orders are open now, with first deliveries to the shop from May 2026. The frameset-only option follows in December 2026.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0826\/0599\/8379\/files\/Argon18AntiMatterForceDune.webp?v=1778076142\" alt=\"Three Argon 18 Anti Matter colourways: Mystic Dune, Iridium Silver, Sea Foam Neon\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0826\/0599\/8379\/files\/Argon18AntiMatterForceIridium.webp?v=1778076142\" alt=\"Three Argon 18 Anti Matter colourways: Mystic Dune, Iridium Silver, Sea Foam Neon\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0826\/0599\/8379\/files\/Argon18AntiMatterForceFoam.webp?v=1778076142\" alt=\"Three Argon 18 Anti Matter colourways: Mystic Dune, Iridium Silver, Sea Foam Neon\"\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003eIf you want to talk through the builds, sizing, or arrange a bike fit before you commit, give us a shout — call \u003cstrong\u003e0141 552 0841\u003c\/strong\u003e, email sales@billybilslandcycles.co.uk or drop in to the shop at 176 Saltmarket.\u003c\/p\u003e","products":[{"product_id":"argon-18-anti-matter-rival-xplr-axs-gravel-bike","title":"Argon 18 Anti Matter Rival XPLR AXS Gravel Bike","description":"\u003cp\u003eBuilt with a singular focus on performance, the Argon 18 Anti Matter Rival XPLR AXS Gravel Bike redefines what a gravel race bike can be.\u003c\/p\u003e\n\u003cp\u003eDeveloped as a fully integrated system, it merges aerodynamic efficiency, race-driven geometry, advanced carbon construction, and purpose-built components into one cohesive platform.\u003c\/p\u003e\n\u003cp\u003eEvery detail, from tube profiles to component interfaces, has been engineered to maximize speed, stiffness, and control at race pace.\u003c\/p\u003e\n\u003cp\u003ePure Energy. Perfect Control.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eDesigned for riders who push the limits on fast, demanding courses, the Anti Matter delivers road-bike efficiency on gravel, without sacrificing comfort or confidence when conditions get rough.\u003c\/p\u003e\n\u003cp\u003eThe result is a machine that is fast, light, precise, and relentlessly efficient.\u003c\/p\u003e\n\u003cp\u003eKey Features:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eATTEN CHB-01 One-Piece Cockpit: Optimized front-end aerodynamics with \u003cbr\u003ea precise, race-focused riding position.\u003c\/li\u003e\n\u003cli\u003eOptimized Frame System: Developed with proprietary cockpit, aero bottle \u003cbr\u003ecages, and integrated components for maximum system efficiency.\u003c\/li\u003e\n\u003cli\u003eATTEN x Apidura Frame Bags: Co-developed to carry race essentials without \u003cbr\u003ecompromising aerodynamics.\u003c\/li\u003e\n\u003cli\u003eWide, Deep Fork Design: Balances aerodynamic performance with generous \u003cbr\u003etire clearance and stability at speed.\u003c\/li\u003e\n\u003cli\u003e55mm Tire Clearance: Built to handle modern gravel racing with full versatility \u003cbr\u003eacross conditions.\u003c\/li\u003e\n\u003cli\u003eCFD-Optimized Tube Profiles: Refined through extensive simulation and \u003cbr\u003etesting to reduce drag in real race scenarios.\u003c\/li\u003e\n\u003cli\u003eHorizontal, Dropped Seatstays: Enhance aerodynamics while improving \u003cbr\u003ecompliance and control on rough terrain.\u003c\/li\u003e\n\u003cli\u003eOversized T47 Bottom Bracket: Maximizes stiffness and power transfer \u003cbr\u003eunder load.\u003c\/li\u003e\n\u003cli\u003ePro-Level Carbon Layup: Advanced construction delivering optimal weight, \u003cbr\u003estiffness, and ride quality.\u003c\/li\u003e\n\u003cli\u003eUniversal Derailleur Hanger (UDH): Simple, reliable, and easy to service.\u003c\/li\u003e\n\u003cli\u003eSide-Load Aero Bottle Cage System: Integrated design that improves airflow \u003cbr\u003ewhile maintaining easy access.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Argon 18","offers":[{"title":"Mystic Dune \/ XS","offer_id":57123036135797,"sku":"ANT.XS.386A.3E.1","price":5495.0,"currency_code":"GBP","in_stock":false},{"title":"Mystic Dune \/ S","offer_id":57123035906421,"sku":"ANT.S.386A.3E.1","price":5495.0,"currency_code":"GBP","in_stock":false},{"title":"Mystic Dune \/ M","offer_id":57123035840885,"sku":"ANT.M.386A.3E.1","price":5495.0,"currency_code":"GBP","in_stock":true},{"title":"Mystic Dune \/ L","offer_id":57123035775349,"sku":"ANT.L.386A.3E.1","price":5495.0,"currency_code":"GBP","in_stock":true},{"title":"Mystic Dune \/ XL","offer_id":57123035971957,"sku":"ANT.XL.386A.3E.1","price":5495.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/0599\/8379\/files\/Argon18AntiMatterRivalDune.webp?v=1778077586"},{"product_id":"argon-18-anti-matter-force-xplr-axs-gravel-bike","title":"Argon 18 Anti Matter Force XPLR AXS Gravel Bike","description":"\u003cp\u003eBuilt with a singular focus on performance, the Argon 18 Anti Matter Force XPLR AXS Gravel Bike redefines what a gravel race bike can be.\u003c\/p\u003e\n\u003cp\u003eDeveloped as a fully integrated system, it merges aerodynamic efficiency, race-driven geometry, advanced carbon construction, and purpose-built components into one cohesive platform.\u003c\/p\u003e\n\u003cp\u003eEvery detail, from tube profiles to component interfaces, has been engineered to maximize speed, stiffness, and control at race pace.\u003c\/p\u003e\n\u003cp\u003ePure Energy. Perfect Control.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eDesigned for riders who push the limits on fast, demanding courses, the Anti Matter delivers road-bike efficiency on gravel, without sacrificing comfort or confidence when conditions get rough.\u003c\/p\u003e\n\u003cp\u003eThe result is a machine that is fast, light, precise, and relentlessly efficient.\u003c\/p\u003e\n\u003cp\u003eKey Features:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eATTEN CHB-01 One-Piece Cockpit: Optimized front-end aerodynamics with \u003cbr\u003ea precise, race-focused riding position.\u003c\/li\u003e\n\u003cli\u003eOptimized Frame System: Developed with proprietary cockpit, aero bottle \u003cbr\u003ecages, and integrated components for maximum system efficiency.\u003c\/li\u003e\n\u003cli\u003eATTEN x Apidura Frame Bags: Co-developed to carry race essentials without \u003cbr\u003ecompromising aerodynamics.\u003c\/li\u003e\n\u003cli\u003eWide, Deep Fork Design: Balances aerodynamic performance with generous \u003cbr\u003etire clearance and stability at speed.\u003c\/li\u003e\n\u003cli\u003e55mm Tire Clearance: Built to handle modern gravel racing with full versatility \u003cbr\u003eacross conditions.\u003c\/li\u003e\n\u003cli\u003eCFD-Optimized Tube Profiles: Refined through extensive simulation and \u003cbr\u003etesting to reduce drag in real race scenarios.\u003c\/li\u003e\n\u003cli\u003eHorizontal, Dropped Seatstays: Enhance aerodynamics while improving \u003cbr\u003ecompliance and control on rough terrain.\u003c\/li\u003e\n\u003cli\u003eOversized T47 Bottom Bracket: Maximizes stiffness and power transfer \u003cbr\u003eunder load.\u003c\/li\u003e\n\u003cli\u003ePro-Level Carbon Layup: Advanced construction delivering optimal weight, \u003cbr\u003estiffness, and ride quality.\u003c\/li\u003e\n\u003cli\u003eUniversal Derailleur Hanger (UDH): Simple, reliable, and easy to service.\u003c\/li\u003e\n\u003cli\u003eSide-Load Aero Bottle Cage System: Integrated design that improves airflow \u003cbr\u003ewhile maintaining easy access.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Argon 18","offers":[{"title":"Mystic Dune \/ XS","offer_id":57123037512053,"sku":"ANT.XS.386A.2E.1","price":7495.0,"currency_code":"GBP","in_stock":false},{"title":"Mystic Dune \/ S","offer_id":57123037413749,"sku":"ANT.S.386A.2E.1","price":7495.0,"currency_code":"GBP","in_stock":false},{"title":"Mystic Dune \/ M","offer_id":57123037380981,"sku":"ANT.M.386A.2E.1","price":7495.0,"currency_code":"GBP","in_stock":false},{"title":"Mystic Dune \/ L","offer_id":57123037249909,"sku":"ANT.L.386A.2E.1","price":7495.0,"currency_code":"GBP","in_stock":false},{"title":"Mystic Dune \/ XL","offer_id":57123037479285,"sku":"ANT.XL.386A.2E.1","price":7495.0,"currency_code":"GBP","in_stock":false},{"title":"Iridium Silver \/ XS","offer_id":57123037774197,"sku":"ANT.XS.386B.2E.1","price":7495.0,"currency_code":"GBP","in_stock":false},{"title":"Iridium Silver \/ S","offer_id":57123037675893,"sku":"ANT.S.386B.2E.1","price":7495.0,"currency_code":"GBP","in_stock":false},{"title":"Iridium Silver \/ M","offer_id":57123037643125,"sku":"ANT.M.386B.2E.1","price":7495.0,"currency_code":"GBP","in_stock":false},{"title":"Iridium Silver \/ L","offer_id":57123037577589,"sku":"ANT.L.386B.2E.1","price":7495.0,"currency_code":"GBP","in_stock":true},{"title":"Iridium Silver \/ XL","offer_id":57123037741429,"sku":"ANT.XL.386B.2E.1","price":7495.0,"currency_code":"GBP","in_stock":false},{"title":"Sea Foam \/ Neon \/ XS","offer_id":57123038069109,"sku":"ANT.XS.386C.2E.1","price":7495.0,"currency_code":"GBP","in_stock":false},{"title":"Sea Foam \/ Neon \/ S","offer_id":57123037938037,"sku":"ANT.S.386C.2E.1","price":7495.0,"currency_code":"GBP","in_stock":true},{"title":"Sea Foam \/ Neon \/ M","offer_id":57123037905269,"sku":"ANT.M.386C.2E.1","price":7495.0,"currency_code":"GBP","in_stock":false},{"title":"Sea Foam \/ Neon \/ L","offer_id":57123037839733,"sku":"ANT.L.386C.2E.1","price":7495.0,"currency_code":"GBP","in_stock":false},{"title":"Sea Foam \/ Neon \/ XL","offer_id":57123038003573,"sku":"ANT.XL.386C.2E.1","price":7495.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/0599\/8379\/files\/Argon18AntiMatterForceDune.webp?v=1778076142"},{"product_id":"anti-matter-red-xplr-axs","title":"Argon 18 Anti Matter Red XPLR AXS Gravel Bike","description":"\u003cp\u003eBuilt with a singular focus on performance, the Argon 18 Anti Matter Red XPLR AXS Gravel Bike redefines what a gravel race bike can be.\u003c\/p\u003e\n\u003cp\u003eDeveloped as a fully integrated system, it merges aerodynamic efficiency, race-driven geometry, advanced carbon construction, and purpose-built components into one cohesive platform.\u003c\/p\u003e\n\u003cp\u003eEvery detail, from tube profiles to component interfaces, has been engineered to maximize speed, stiffness, and control at race pace.\u003c\/p\u003e\n\u003cp\u003ePure Energy. Perfect Control.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eDesigned for riders who push the limits on fast, demanding courses, the Anti Matter delivers road-bike efficiency on gravel, without sacrificing comfort or confidence when conditions get rough.\u003c\/p\u003e\n\u003cp\u003eThe result is a machine that is fast, light, precise, and relentlessly efficient.\u003c\/p\u003e\n\u003cp\u003eKey Features:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eATTEN CHB-01 One-Piece Cockpit: Optimized front-end aerodynamics with \u003cbr\u003ea precise, race-focused riding position.\u003c\/li\u003e\n\u003cli\u003eOptimized Frame System: Developed with proprietary cockpit, aero bottle \u003cbr\u003ecages, and integrated components for maximum system efficiency.\u003c\/li\u003e\n\u003cli\u003eATTEN x Apidura Frame Bags: Co-developed to carry race essentials without \u003cbr\u003ecompromising aerodynamics.\u003c\/li\u003e\n\u003cli\u003eWide, Deep Fork Design: Balances aerodynamic performance with generous \u003cbr\u003etire clearance and stability at speed.\u003c\/li\u003e\n\u003cli\u003e55mm Tire Clearance: Built to handle modern gravel racing with full versatility \u003cbr\u003eacross conditions.\u003c\/li\u003e\n\u003cli\u003eCFD-Optimized Tube Profiles: Refined through extensive simulation and \u003cbr\u003etesting to reduce drag in real race scenarios.\u003c\/li\u003e\n\u003cli\u003eHorizontal, Dropped Seatstays: Enhance aerodynamics while improving \u003cbr\u003ecompliance and control on rough terrain.\u003c\/li\u003e\n\u003cli\u003eOversized T47 Bottom Bracket: Maximizes stiffness and power transfer \u003cbr\u003eunder load.\u003c\/li\u003e\n\u003cli\u003ePro-Level Carbon Layup: Advanced construction delivering optimal weight, \u003cbr\u003estiffness, and ride quality.\u003c\/li\u003e\n\u003cli\u003eUniversal Derailleur Hanger (UDH): Simple, reliable, and easy to service.\u003c\/li\u003e\n\u003cli\u003eSide-Load Aero Bottle Cage System: Integrated design that improves airflow \u003cbr\u003ewhile maintaining easy access.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Argon 18","offers":[{"title":"Iridium Silver \/ XS","offer_id":57123038495093,"sku":"ANT.XS.386B.1E.1","price":10495.0,"currency_code":"GBP","in_stock":false},{"title":"Iridium Silver \/ S","offer_id":57123038396789,"sku":"ANT.S.386B.1E.1","price":10495.0,"currency_code":"GBP","in_stock":false},{"title":"Iridium Silver \/ M","offer_id":57123038331253,"sku":"ANT.M.386B.1E.1","price":10495.0,"currency_code":"GBP","in_stock":false},{"title":"Iridium Silver \/ L","offer_id":57123038265717,"sku":"ANT.L.386B.1E.1","price":10495.0,"currency_code":"GBP","in_stock":false},{"title":"Iridium Silver \/ XL","offer_id":57123038462325,"sku":"ANT.XL.386B.1E.1","price":10495.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/0599\/8379\/files\/Argon18AntiMatterRedIridium.webp?v=1778072026"}],"url":"https:\/\/billybilslandcycles.co.uk\/collections\/the-new-argon-18-anti-matter-aero-gravel-performance.oembed","provider":"Billy Bilsland Cycles","version":"1.0","type":"link"}