{"product_id":"magene-qed-split-chainrings","title":"Magene QED Split Chainrings","description":"\u003cdiv class=\"panel\"\u003e\n\u003cp\u003e\u003cstrong\u003eA high-precision, ultra-light chainring engineered for riders who demand maximum stiffness, smooth shifting, and race-ready durability.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eAircraft-grade aluminium\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eIncredibly lightweight at only 143g\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e110 BCD 4-bolt compatibility, supports Shimano 11 and 12x groupsets\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cp\u003eConstructed from 7075 ultra-light aircraft aluminium, the QED Lightweight Split Chainring offers outstanding stiffness, abrasion resistance, and deformation resistance while weighing only 143g. This makes it an ideal upgrade for riders seeking improved performance without compromising durability.\u003c\/p\u003e\n\u003cp\u003eUsing FEA-based stress contour analysis, Magene reinforces high-load areas to minimise flex under power, ensuring consistent performance during sprints, climbs, and long-distance efforts. Precision CNC machining guarantees uniformity, accurate tooth shaping, and perfect alignment for reliable drivetrain engagement.\u003c\/p\u003e\n\u003cp\u003eMagene's third-generation tooth profile enhances chain retention, shifting speed, and overall transmission efficiency. Redesigned tooth roots, grooves, and shapes allow the chain to move from the small ring to the big ring in as little as one-fifth of a crank revolution, even under heavy load.\u003c\/p\u003e\n\u003cp\u003eCompatible with 110 BCD 4-bolt systems, the QED chainring integrates seamlessly with Magene's P505 power meter and supports 11 and 12-speed Shimano groupsets (excluding Shimano cranksets with unique shapes).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"panel text-left\"\u003e\n\u003ch3\u003eFeatures \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e7075 aircraft-grade aluminium\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor ultra-light weight and high stiffness\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOnly 143g\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003etotal weight with exceptional durability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFEA-optimised\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003estructural reinforcement to reduce deformation under load\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCNC precision machining\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor consistent quality and accurate tooth geometry\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e110 BCD 4-bolt compatibility\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFully compatible with Magene P505 and PES P505 power meter systems\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupports Shimano 11 and 12-speed groupsets\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(except Shimano-shaped cranks)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurability tested with over 100,000\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efatigue cycles and 40,000 km endurance testing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"panel text-left\"\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWeight: 143g (50-34T)\u003c\/li\u003e\n\u003cli\u003eCompatibility: Shimano 11 and 12 speed\u003c\/li\u003e\n\u003cli\u003eBolt: 4 Bolt\u003c\/li\u003e\n\u003cli\u003eChain Line: 45mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Magene","offers":[{"title":"50\/34","offer_id":58004286996867,"sku":"6971606841585","price":75.0,"currency_code":"GBP","in_stock":false},{"title":"52\/36","offer_id":58004287029635,"sku":"6971606841592","price":75.0,"currency_code":"GBP","in_stock":true},{"title":"53\/39","offer_id":58004287062403,"sku":"14446","price":75.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0483\/7589\/0078\/files\/ma50100a.jpg?v=1778237064","url":"https:\/\/peterboroughcyclehub.co.uk\/products\/magene-qed-split-chainrings","provider":"Peterborough Cycle Hub ","version":"1.0","type":"link"}