{"product_id":"absoluteblack-premium-oval-subcompact-chainrings-cr0509","title":"absoluteBLACK Premium Sub-Compact Oval Chainring 48t 110 BCD for 11-Speed, Lightweight Aluminum, Bike Power Transfer, Smooth Shifting, Knee-Friendly Design","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade your cycling performance with the absoluteBLACK Premium Sub-Compact Oval Chainring 48T, designed for serious riders seeking innovative technology and optimized efficiency. Crafted with precision in the UK and manufactured in Poland, this high-quality 110 BCD 4-bolt chainring is compatible with 11-speed drivetrains, including Shimano Dura-Ace, Ultegra, and Shimano 105 series, as well as SRAM Eagle 12-speed chains for seamless compatibility.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Construction:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eConstructed from lightweight, durable aluminum alloy, the AbsoluteBLACK 48T oval chainring weighs only 110 grams, ensuring minimal weight addition to your crankset without compromising strength or longevity. Its sleek black finish not only enhances style but also offers excellent resistance to corrosion and wear.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eDesigned to improve pedaling efficiency and reduce stress on your knees, this oval chainring features ABLC (AbsoluteBLACK Linear Chainring) technology with precisely machined up-shifting ramps and down-shifting points. The oval shape enables smoother power transfer by optimizing the pedal stroke-reducing dead spots at the power zone (equivalent to a 34T) and easing cadence during climbs (similar to a 30T). This design promotes better leg fatigue management, aids in leg cramp prevention, and enhances climbing capability thanks to its optimized shape and shifting technology.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eComponents \u0026amp; Technology:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eThe set includes specially designed mounting bolts for easy installation, compatible with 4x110mm BCD cranksets such as Shimano Dura-Ace 9100, R9120, R9150, R9170 Di2, Ultegra R8000, R8020, R8050, R8070, and 105 R7000 series. The chainring is sold separately but must be used in predefined combinations with inner rings (30T or 32T), providing flexibility for custom gearing setups. Its compatibility extends across 10, 11, and 12-speed drivetrain systems-making it a versatile upgrade for road, gravel, and cyclocross bikes.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eStyle \u0026amp; Use Case:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eFeaturing a sleek matte black finish, the 48T oval chainring complements modern bike aesthetics. Ideal for competitive racing, endurance riding, or recreational cycling, it enhances power delivery and pedaling smoothness across diverse terrains. Its ultra-lightweight design and innovative shape make it perfect for riders who demand efficiency, durability, and style from their gear.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eInnovative \u0026amp; Differentiating Features:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Sub-Compact 48\/46T size combination for optimized climbing and acceleration.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Oval shape reduces stress on knees and improves cadence consistency without altering pedal feel.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Designed for seamless integration with existing 2x setup without modifications to front derailleur.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Compatible with a variety of premium cranksets and drivetrains, offering versatile upgrade options.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003eKey Specifications:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003e- Tooth Count: 48T (outer ring)\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-17\"\u003e\u003cp\u003e- Mounting: 4-Bolt 110 BCD (Shimano asymmetric)\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-18\"\u003e\u003cp\u003e- Compatibility: 11-speed, 10\/12-speed chains (SRAM Eagle)\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-19\"\u003e\u003cp\u003e- Weight: 110 grams\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-20\"\u003e\u003cp\u003e- Material: High-grade aluminum alloy\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-21\"\u003e\u003cp\u003e- Finish: Black anodized\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-22\"\u003e\u003cp\u003eEnhance your cycling efficiency and ride with confidence using the absoluteBLACK Premium Sub-Compact Oval Chainring 48T-engineered for performance, reliability, and style. Perfect for riders seeking to improve power transfer, reduce fatigue, and optimize their drivetrain setup.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eEnhances pedaling efficiency and smooth power transfer with innovative oval design, reducing stress on knees and improving rider comfort during climbs and sprints.\u003c\/li\u003e\n\u003cli\u003eConstructed from lightweight, durable materials, this 48-tooth premium chainring weighs only 110 grams, ensuring minimal weight addition without sacrificing strength or longevity for demanding cycling conditions.\u003c\/li\u003e\n\u003cli\u003eEngineered for optimal shifting performance, the oval shape incorporates 6 up-shifting ramps and 12 down-shifting points on the outer ring, delivering seamless gear changes and enhanced cadence stability across 11-speed drivetrain systems.\u003c\/li\u003e\n\u003cli\u003eCompatible with a wide range of high-performance Shimano Dura-Ace, Ultegra, and 105 cranksets, the 48T sub-compact chainring is ideal for riders seeking versatile gearing options and improved power efficiency in road, gravel, or endurance cycling applications.\u003c\/li\u003e\n\u003cli\u003eDesigned in the UK and precision-manufactured in Poland, this oval chainring features a sleek black finish and includes special bolts for easy installation, enabling quick upgrades for a smoother, more efficient cycling experience.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"absoluteBLACK","offers":[{"title":"Default Title","offer_id":42205948084291,"sku":"CR0509","price":110.03,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/CR0509.jpg?v=1779334835","url":"https:\/\/365cycles.com\/products\/absoluteblack-premium-oval-subcompact-chainrings-cr0509","provider":"365 Cycles","version":"1.0","type":"link"}