{"product_id":"raceface-aeffect-r-165-mm-configurable-ckst0834-bicycle-crankset","title":"Race Face Aeffect-R Crankset 165mm 9 - 16\" Aluminum RaceFace EXI Spindle 51mm Black","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade your mountain biking performance with the RaceFace Aeffect R Crankset 165mm 9\/16\" Aluminum. Engineered for Enduro and XC enthusiasts, this rally-rated crankset combines lightweight efficiency with superior strength, making it the perfect choice for aggressive trail riding and competitive racing.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Construction: Crafted from forged 7050 aluminum, the RaceFace Aeffect R crankset delivers exceptional stiffness and durability without adding unnecessary weight. The aluminum construction ensures a lightweight profile (632g for the 32T direct mount alloy version) that enhances pedaling efficiency and speed.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering: Designed to excel in demanding trail conditions, this crankset features a boost-compatible 24mm EXI spindle interface, providing a secure and efficient power transfer. Its innovative Cinch system offers versatile options for chainring and spider configurations, allowing easy customization and upgrades suited to your riding style.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003eComponents \u0026amp; Technology: The proprietary Cinch system enables you to choose between a direct mount Narrow Wide chainring (sold separately) or interchangeable aluminum and steel CINCH direct mount rings for optimal chain retention and chainline adaptability. Available in multiple chainline options-51mm, 57.5mm (flipped ring), and boost-specific 49.5mm or 52.5mm-this crankset is fully compatible with 135\/142mm MTB hubs as well as 141\/148 boost hubs, ensuring flawless integration with your existing drivetrain.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eStyle \u0026amp; Use Case: With a sleek black finish and a 165mm crank arm length, the RaceFace Aeffect R combines style with function for all-mountain, trail, and Enduro riders. Its versatile design suits 1x drivetrain setups, providing a clean look and streamlined performance on rough terrains.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eInnovative Features: The removable and convertible Cinch spider allows for easy future upgrades and compatibility with various chainring standards and chainring widths. Whether you're upgrading your current ride or building a new one, this crankset offers flexibility and long-term durability.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eKey Search Terms: RaceFace Aeffect R Crankset, 165mm crank length, aluminum mountain bike crankset, boost compatible crank, Cinch system, XC and Enduro crankset, 24mm spindle, direct mount chainring, MTB crankset, high-strength alloy crank.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eMaximize your pedal power with the RaceFace Aeffect R Crankset-engineered for riders who demand precision, strength, and style on every trail.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eRally-rated aluminum crankset manufactured from forged 7050 aluminum for superior stiffness and durability, delivering Enduro-level strength at an XC weight. \u003c\/li\u003e\n\u003cli\u003eEquipped with the Boost-compatible 24mm RaceFace EXI spindle and versatile CINCH system, allowing seamless interchangeability between spider and Direct Mount chainrings to adapt to various riding styles and future upgrades. \u003c\/li\u003e\n\u003cli\u003eFeatures innovative removable spider options that support both aluminum and steel chainrings, providing customizable gear setups and optimized chainline options (51mm, 57.5mm, 49.5mm, and 52.5mm) for improved performance across different mountain biking disciplines. \u003c\/li\u003e\n\u003cli\u003eDesigned for mountain biking with a 1x configuration, 165mm crank length, and durable aluminum construction, making it ideal for aggressive trail riding, Enduro, and XC racing while maintaining a lightweight profile. \u003c\/li\u003e\n\u003cli\u003eStylish black finish with precise 9\/16\" pedal compatibility, engineered for reliable performance on 135\/142mm and 141\/148mm hubs, offering enhanced stiffness, versatile use case, and future-proof technology for modern mountain bikes.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Race Face","offers":[{"title":"Default Title \/ 165mm","offer_id":42734492188739,"sku":"CKST0834","price":141.99,"currency_code":"USD","in_stock":true},{"title":"Default Title \/ 170mm","offer_id":42734492221507,"sku":"CK8045","price":141.99,"currency_code":"USD","in_stock":true},{"title":"Default Title \/ 175mm","offer_id":42734492254275,"sku":"CK8046","price":141.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/CK8045.jpg?v=1783041200","url":"https:\/\/365cycles.com\/products\/raceface-aeffect-r-165-mm-configurable-ckst0834-bicycle-crankset","provider":"365 Cycles","version":"1.0","type":"link"}