{"product_id":"overfast-aero-lightweight-alloy-chainring-set-50-34t-and-52-36t-110x4-bcd","title":"OVERFAST Aero Lightweight Alloy Chainring Set | 50\/34T \u0026 52\/36T | 110x4 BCD","description":"\u003ch2\u003eInstallation \u0026amp; Fitment Notes Notes\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eProfessional installation recommended\u003c\/li\u003e\n\u003cli\u003ePlease confirm crank and BCD compatibility before ordering\u003c\/li\u003e\n\u003cli\u003eUse manufacturer-recommended torque settings\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eAero Efficiency Meets Lightweight Drivetrain Performance\u003c\/h2\u003e\u003cp\u003eThe OVERFAST Alloy Chainring Series is engineered for riders seeking the ideal balance of aerodynamic efficiency, lightweight construction, and smooth shifting performance.\u003c\/p\u003e\u003cp\u003eDesigned for modern road bikes, aero race builds, and lightweight climbing setups, the OVERFAST chainring lineup includes both \u003cstrong\u003eAero Closed Design\u003c\/strong\u003e and \u003cstrong\u003eLightweight Hollow Design\u003c\/strong\u003e versions to match different riding styles and performance goals.\u003c\/p\u003e\u003cp\u003eManufactured from premium \u003cstrong\u003e7075-T651 aluminum alloy\u003c\/strong\u003e, these precision CNC-machined chainrings deliver high stiffness, durability, and crisp front shifting under high-load race conditions.\u003c\/p\u003e\u003chr\u003e\u003ch3\u003eAero Closed Design\u003c\/h3\u003e\u003cp\u003eDesigned for improved aerodynamic efficiency and a clean integrated race-bike appearance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e50\/34T Aero Chainring\u003c\/li\u003e\n\u003cli\u003e52\/36T Aero Chainring\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eLightweight Hollow Design\u003c\/h3\u003e\u003cp\u003eOptimized for reduced weight and responsive acceleration.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e50\/34T Hollow Lightweight Chainring\u003c\/li\u003e\n\u003cli\u003e52\/36T Hollow Lightweight Chainring\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch2\u003eCore Features \u0026amp; Performance\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eAero and lightweight design options available\u003c\/li\u003e\n\u003cli\u003ePrecision CNC-machined construction\u003c\/li\u003e\n\u003cli\u003eHigh-strength 7075-T651 aluminum alloy\u003c\/li\u003e\n\u003cli\u003eSmooth and reliable front shifting\u003c\/li\u003e\n\u003cli\u003eExcellent stiffness-to-weight ratio\u003c\/li\u003e\n\u003cli\u003eOptimized for modern road bike drivetrains\u003c\/li\u003e\n\u003cli\u003eRace-focused performance design\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eConfiguration: 2X\u003c\/li\u003e\n\u003cli\u003eAvailable Sizes:\u003cul\u003e\n\u003cli\u003e50\/34T\u003c\/li\u003e\n\u003cli\u003e52\/36T\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eBCD: 110 × 4\u003c\/li\u003e\n\u003cli\u003eMaterial \u0026amp; Construction: 7075-T651 Aluminum Alloy\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch2\u003eLightweight Hollow Version Benefits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReduced overall drivetrain weight\u003c\/li\u003e\n\u003cli\u003eFaster acceleration response\u003c\/li\u003e\n\u003cli\u003eClimbing-focused performance\u003c\/li\u003e\n\u003cli\u003eLightweight race-bike optimization\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch2\u003eDesigned For\u003c\/h2\u003e\u003cp\u003ePerfect for:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eRoad Bikes\u003c\/li\u003e\n\u003cli\u003eAero Road Bikes\u003c\/li\u003e\n\u003cli\u003eLightweight Climbing Builds\u003c\/li\u003e\n\u003cli\u003eEndurance Race Bikes\u003c\/li\u003e\n\u003cli\u003ePerformance Road Platforms\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch2\u003eWhy Riders Choose OVERFAST\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eLightweight race-focused construction\u003c\/li\u003e\n\u003cli\u003eAero styling for modern road bikes\u003c\/li\u003e\n\u003cli\u003eExcellent stiffness and power transfer\u003c\/li\u003e\n\u003cli\u003eSmooth front derailleur performance\u003c\/li\u003e\n\u003cli\u003eDurable CNC-machined alloy structure\u003c\/li\u003e\n\u003cli\u003eIdeal for drivetrain performance upgrades\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch2\u003eMaterial \u0026amp; Construction\u003c\/h2\u003e\u003cul\u003e\u003cli\u003eCNC Machined 7075-T651 Aluminum Alloy\u003c\/li\u003e\u003c\/ul\u003e\u003chr\u003e\u003ch1\u003eProduct Overview\u003c\/h1\u003e\u003ch2\u003eAvailable Versions\u003c\/h2\u003e\u003ch2\u003eAero Version Benefits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eImproved aerodynamic profile\u003c\/li\u003e\n\u003cli\u003eClean integrated race appearance\u003c\/li\u003e\n\u003cli\u003eOptimized for aero road bikes\u003c\/li\u003e\n\u003cli\u003eExcellent high-speed efficiency\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e","brand":"marioti","offers":[{"title":"50\/34 Close (Aero)","offer_id":62657832288626,"sku":null,"price":135.99,"currency_code":"USD","in_stock":true},{"title":"52\/36 Close (Aero)","offer_id":62657832321394,"sku":null,"price":135.99,"currency_code":"USD","in_stock":true},{"title":"50\/34 Hollow (Lightweight)","offer_id":62657832354162,"sku":null,"price":135.99,"currency_code":"USD","in_stock":true},{"title":"52\/36 Hollow (Lightweight)","offer_id":62657832386930,"sku":null,"price":135.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0989\/4389\/3874\/files\/overfast-aero-lightweight-alloy-chainring-set-01.webp?v=1793217406","url":"https:\/\/www.tisparts.com\/fil\/products\/overfast-aero-lightweight-alloy-chainring-set-50-34t-and-52-36t-110x4-bcd","provider":"S-PARTS","version":"1.0","type":"link"}