{"product_id":"stone-narrow-track-chainring","title":"STONE narrow track chainring","description":"\u003ch2 class=\"sfco-body-heading sfco-body-heading-first\"\u003eSTONE 144BCD Round Narrow-Wide Chain ring  7075-T651 Aluminum, 9–12 Speed Compatible\u003c\/h2\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe STONE 144BCD round \u003cstrong\u003enarrow-wide chainring\u003c\/strong\u003e is designed for track bikes, fixed gear bikes, and 1x drivetrain setups that use a standard 144BCD crankset.\u003c\/p\u003e\n\u003cp\u003eMachined from high-strength 7075-T651 aluminum alloy, it pairs precision CNC construction with an anodized surface and a narrow-wide tooth profile for improved chain retention.\u003c\/p\u003e\n\u003cp\u003eAvailable in a wide range of sizes from 44T to 70T, it delivers smooth power transfer and dependable, long-lasting performance.\u003c\/p\u003e\n\u003ch2\u003eImportant Compatibility Notice\u003c\/h2\u003e\n\u003cp\u003eThis chainring is designed for single-speed \/ 1x drivetrain systems only. It is not compatible with 2x drivetrains and does not support front shifting.\u003c\/p\u003e\n\u003cp\u003ePlease do not use this chainring with:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFront derailleur\u003c\/li\u003e\n\u003cli\u003eFront shifter\u003c\/li\u003e\n\u003cli\u003e2x drivetrain setup\u003c\/li\u003e\n\u003cli\u003eDouble-chainring configuration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePlease confirm your crankset is 144BCD before placing an order.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eThis chainring fits:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e144BCD cranksets\u003c\/li\u003e\n\u003cli\u003eTrack bike cranksets\u003c\/li\u003e\n\u003cli\u003eFixed gear cranksets\u003c\/li\u003e\n\u003cli\u003eSingle-speed \/ 1x drivetrain cranksets with 144BCD mounting\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePlease note: this chainring only fits cranksets with a 144BCD bolt circle diameter.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eChain Compatibility\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eChain Type\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMTB 9 \/ 10 \/ 11 \/ 12-speed chains\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSRAM road 9 \/ 10 \/ 11-speed chains\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShimano road 9 \/ 10 \/ 11 \/ 12-speed chains\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSRAM AXS 12-speed Flattop chain\u003c\/td\u003e\n\u003ctd\u003eNot compatible with standard version\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eSRAM AXS Flattop Chain Notice\u003c\/h3\u003e\n\u003cp\u003eThe standard version does not support SRAM AXS 12-speed Flattop chains.\u003c\/p\u003e\n\u003cp\u003eIf you need a tooth profile compatible with SRAM AXS 12-speed Flattop chains, please contact us before ordering.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eMaterial \u0026amp; Manufacturing Advantages\u003c\/h2\u003e\n\u003ch3\u003e1. High-Strength 7075-T651 Aluminum Alloy\u003c\/h3\u003e\n\u003cp\u003eThis chainring is made from 7075-T651 aluminum alloy, known for excellent strength, stiffness, and durability.\u003c\/p\u003e\n\u003cp\u003eThe raw aluminum material is supplied by Aleris, a USA aluminum supplier serving aerospace manufacturers such as Airbus, Boeing, and Bombardier.\u003c\/p\u003e\n\u003ch3\u003e2. High-Precision CNC Machining\u003c\/h3\u003e\n\u003cp\u003eEach chainring is produced by high-speed CNC machining with 0.03 mm processing precision. This helps ensure:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAccurate tooth profile\u003c\/li\u003e\n\u003cli\u003eSmooth chain engagement\u003c\/li\u003e\n\u003cli\u003eStable drivetrain performance\u003c\/li\u003e\n\u003cli\u003eReliable power transfer\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e3. Narrow-Wide Tooth Design\u003c\/h3\u003e\n\u003cp\u003eThe narrow-wide tooth profile helps keep the chain securely engaged, especially for 1x drivetrain setups. This design can reduce the chance of chain drop and improve riding stability.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003chr\u003e","brand":"stone","offers":[{"title":"52","offer_id":67911150534966,"sku":null,"price":149.0,"currency_code":"NZD","in_stock":true},{"title":"54","offer_id":67911150567734,"sku":null,"price":149.0,"currency_code":"NZD","in_stock":false},{"title":"56","offer_id":67911150600502,"sku":null,"price":149.0,"currency_code":"NZD","in_stock":false},{"title":"58","offer_id":67911150633270,"sku":null,"price":159.0,"currency_code":"NZD","in_stock":false},{"title":"60","offer_id":67911150666038,"sku":null,"price":159.0,"currency_code":"NZD","in_stock":false},{"title":"62","offer_id":67911150698806,"sku":null,"price":199.0,"currency_code":"NZD","in_stock":false},{"title":"64","offer_id":67911150731574,"sku":null,"price":189.0,"currency_code":"NZD","in_stock":false},{"title":"66","offer_id":67911150764342,"sku":null,"price":199.0,"currency_code":"NZD","in_stock":true},{"title":"68","offer_id":67911150797110,"sku":null,"price":209.0,"currency_code":"NZD","in_stock":false},{"title":"70","offer_id":67911150829878,"sku":null,"price":209.0,"currency_code":"NZD","in_stock":false}],"url":"https:\/\/dontstoppedalling.com\/products\/stone-narrow-track-chainring","provider":"Dont Stop Pedalling","version":"1.0","type":"link"}