The Campagnolo Chorus 12-Speed Crankset features lightweight carbon crank arms, and is optimized for Campagnolo's Ultra-Torque crank system. - Utilizes Campagnolo's Ultra-Torque crank system to provide a very lightweight and stiff system that transfers power to the pedals without power loss - Directly molded unidirectional carbon fiber cranks, steel axle, and aluminum chainrings provide exceptional stiffness and optimum power transmission - Symmetrical teeth on the internal chainring allow for fluid and precise transmission, even with extreme cross-chaining - Chainrings are surface-treated for longer life - Q-Factor: 145.5mm - Design is optimized to run multiple chainring combinations - Number of Chainrings: Double - Chainline/Hub Compatibility: 130 Hubs, 135/142 Road Disc Hubs > 415 mm Chainstay - Spindle Interface Type: Campagnolo Ultra-Torque - Chainring BCD: 96 - Pedal Spindle: 9/16" - Crank Intended Use: Road - Drivetrain Speeds: 12 - BB Included: No - Weight: 686

Shimano Ultegra R8000 crankset. - Optimized lightweight crank arm design produces excellent power transfer efficiency - Minimized weight without sacrificing stiffness - Hollowtech II - Rider tuned gear performance through various gear combinations - Possible to choose the best choice for ride - Redesigned FC for greater frame compatibility - Wider gear pitch increases clearance between chain and leading teeth to provide compatibility with frames with O.L.D. 135mm and 410mm chain stay length - Model Number : FC-R8000 - Series: Ultegra - Crank Construction: Hollowtech II - Crank Arm Length : 165, 170, 172.5, 175mm - Bottom Bracket : SM-BBR60/SM-BBR60-PB - Chain Line: 43.5 - Average Weight: 690 grams (53-39T), 681 grams (52-36T), 674 grams (50-34T), 668 grams (46-36T)

The Campagnolo EKAR Crankset is a lightweight and efficient 1x13-speed crank designed for gravel riding and racing. - The 2-piece crank features a strong and durable 630-grade steel alloy crank axle mated to a lightweight carbon fiber spider and unidirectional carbon fiber arm - Must be used with a Campagnolo Pro-Tech bottom bracket - Chainring features a narrow-wide tooth design for efficient drive and maximum chain security - Easy access to external crank bearings - Easily interchangeable alloy rings – no need to disassemble the crankset - Narrow Q-factor – 145.5mm Specifications: - Number of Chainrings: Single - Spindle Interface Type: Campagnolo Ultra-Torque - Chainring BCD: 123 - Pedal Spindle: 9/16" - Drivetrain Speeds: 13

An integral part of the Shimano Ultegra 12-speed road lineup, the FC-R8100 crankset builds upon Shimano's legendary front shifting and transmission efficiency. With new refinements for seamless 12-speed shifting, the Ultegra crank is now offered in a wide variety of lengths, bringing performance and improved fit for smaller riders, triathletes, and riders with specific biomechanic requirements. - Optimal balance of stiffness, strength, weight and rotational performance - Hollowglide structure cuts weight yet maintains strength for better power transfer and quicker, more precise front shifting - 148mm Q-factor - 44.5mm chainline

For maximum pedaling efficiency, Shimano's 105 Triple Crankset boasts light, strong and stiff, hollow, cold forged-aluminum arms, plus an integrated oversize-steel axle. The three chainrings are also made of cold-forged aluminum and are ramped and pinned for quick, precise shifting.

Shimano's new FC-RX810-2 crank balances weight and efficiency for mixed-terrain riding. Gearing options cater for the specific demands of gravel riding and to maintain tighter gear steps for maintaining pedaling rhythm. The 2x11-speed crank is available in a 48-31T, 40T, and 42T chainring combination and 170, 172.5, and 175mm crank arm lengths. - Gravel gear ratios preserve riding rhythm over rough surfaces with wider tires - Optimum gearing for mixed terrains and riding styles - Wide-range double - Gear combinations: 48-31T, 40T, 42T

Some riders test their limits more than others. For these riders, the GX Eagle DUB crankset allows them to go all in, every day they ride. The best aluminum crankset we make, engineered to deliver consistent performance every ride. Featuring our X-SYNC 2 tooth profile chainring for complete chain control. Each tooth's thickness is toleranced and controlled to work seamlessly with the chain's inner and outer links. DUB technology's patented spindle design and bottom bracket provides a uniform approach to fitment, better sealing, and forward and backward compatibility. Simply put, the forged aluminum GX Eagle DUB crankset is the no frills choice of riders who know. - Our best aluminum crankset - Direct mount interface compatible with chainrings across the entire Eagle Ecosystem - Master GX colorway as part of Eagle Colorsystem pairs with all cassettes and chains, from Black to Gold to Rainbow to HardChrome and all-new Copper