{"title":"Sprocket Set","description":"\u003cp\u003e\u003c\/p\u003e","products":[{"product_id":"sram-xx1-copper-eagle-12v-10-52t","title":"SRAM XX1 COPPER EAGLE 12-SPEED 10-52T","description":"\u003chr\u003e\u003cp\u003e\u003cstrong\u003eSRAM XX1 COPPER EAGLE 12V 10-52T\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe X-Dome Eagle cassette has no rival.\u003c\/p\u003e\u003cp\u003eIt has buried the last remnants of the argument for mountain bike front derailleurs. And now, with its 10-50 tooth range\u003c\/p\u003e\u003cp\u003eit has opened the door to an entire ecosystem of Eagle groupsets. Designed to be used with the reliable 12-speed XD driver body, thus offering an optimal 500% range. In independent tests, the X-Dome structure proved to be the most robust cassette on the market. New shifting features to improve chain retention and reliability. 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Thanks to the full X-SYNC design, the harder you pedal, the better it shifts. Designed for a 55mm chain line, for less extreme chain angles across the range and for greater precision. The 520% range has been optimized with larger 38 and 44 tooth cogs before the 52-tooth cog to improve gear steps in the low end (compared to the 10-52 tooth Eagle cassette). Installation is simple and error-proof, thanks to a clearly marked setup cog. It also uses a Pindome design for gears 1-8 and a one-piece mini-cluster for gears 9-12.\u003cbr\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFull X-SYNC for the best inboard and outboard shifting performance under load.\u003c\/li\u003e\n\u003cli\u003eOptimized gear steps at low speeds.\u003c\/li\u003e\n\u003cli\u003e55mm chainline compatibility for a more moderate chain angle, reduced wear, and increased precision. 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Thanks to the full X-SYNC design, the harder you pedal, the better it shifts. It is the lightest Eagle cassette ever, as well as Sram's most precise and durable. The new generation features a hardened and fully machined steel X-Dome architecture for gears 1-9 and an ultra-light, all-aluminum Spider cog for gears 10-12. Designed as integrated and interdependent transmission components, the XX Eagle Transmission cassette and derailleur directly contact each other, ensuring perfect alignment on every bike. From the huge 520% gear range, the 52-tooth cog drops with better gear progression with 44 and 38-tooth cogs at the low end (compared to the 10-52 tooth Eagle Transmission cassette). 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Designed to be used with the reliable 12-speed XD driver body, thus offering an optimal 500% range. In independent tests, the X-Dome structure proved to be the strongest cassette on the market. New shifting features to improve chain retention and reliability. 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