{"product_id":"rotor-round-ring-bcd110x4-42t54-55-12-11s-inner","title":"ROTOR Inner Chainring 110x4 BCD – 34T \/ 39T \/ 44T | Compatible with Shimano Dura-Ace \u0026 Ultegra 11\/12 Speed","description":"\u003cp\u003e\u003cspan\u003eThe ROTOR Inner Chainring is engineered for smooth front shifting, high durability, and consistent power transfer, making it an ideal choice for road cyclists who demand precision and reliability. Manufactured from premium aluminum, this inner chainring delivers excellent stiffness while keeping weight low for optimal performance during climbs, endurance rides, and race conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eDesigned with a 110x4 bolt circle diameter, it is fully compatible with all ROTOR cranks using the 110x4 BCD standard, as well as Shimano Dura-Ace FC-R9200, Shimano Ultegra FC-R8100, and Shimano-compatible power meter cranksets. Optimized for both 11-speed and 12-speed drivetrains, the chainring ensures fast, accurate, and quiet shifting even under high load.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAvailable in 34T, 39T, and 44T sizes, the ROTOR Inner Chainring allows riders to fine-tune their gearing for climbing efficiency, endurance riding, or high-speed performance while maintaining the traditional round chainring feel.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSpecifications:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003ePosition: Inner\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBolt Circle Diameter (BCD): 110x4\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eShape: Round\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMaterial: Aluminum\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSpeed Compatibility: 11-speed \/ 12-speed\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCrank Compatibility: ROTOR 110x4 cranks, Shimano Dura-Ace FC-R9200, Shimano Ultegra FC-R8100, Shimano power meter cranksets\u003c\/span\u003e\u003c\/p\u003e","brand":"Ensign Sports IGL","offers":[{"title":"34t","offer_id":53037215252787,"sku":"C01-533-19010-0-1","price":5100.0,"currency_code":"INR","in_stock":true},{"title":"39t","offer_id":53037215285555,"sku":"C01-533-19010-0-2","price":5100.0,"currency_code":"INR","in_stock":true},{"title":"42t","offer_id":53037215318323,"sku":"C01-533-19010-0-3","price":5100.0,"currency_code":"INR","in_stock":true},{"title":"44t","offer_id":53037215351091,"sku":"C01-533-19010-0-4","price":5100.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0748\/8969\/1443\/files\/rotor_round_ring_BCD110X4_42T_54_55_12-11S_inner_9f2bb889-7e3c-4e42-919f-764a7555d695_5000x_1.webp?v=1767619793","url":"https:\/\/cyclinggearshub.in\/products\/rotor-round-ring-bcd110x4-42t54-55-12-11s-inner","provider":"Cycling Gears Hub","version":"1.0","type":"link"}