Cranksets

- AL6061-T6 crank with steel chainrings - 7/8sp compatible - 177mm Q-factor - 48.5mm chainline

• Singlespeed crankset • Forged alloy crank arms • Square taper interface • Does not include BB • 42-tooth chainring • Double chainring guard • Bolt Pattern: 104 x 4-bolt • 670 grams

- Cold forged AL6061/T6 aluminum crank arms - Forged AL7050 BB386EVO spindle - AL7075 100% CNC chainrings - Chromoly chainring bolts - Fits Shimano and SRAM 10-11 speed systems

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

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)

- Forged steel - 24 TPI

SRAM's Rival 22 performs on par with more expensive cranksets, but at a bargain value. The crankarms are hollow and forged from 6066 aluminum for maximum strength with minimum weight. Because lightness is nothing without toughness, the Rival crankset proudly boasts SRAM's X Glide R chainrings that are specifically designed for use with the Yaw front derailleur. Durability and reliable shifting are your allies with Rival 22.

- Steel chainring with forged alloy crank arms and double chainguard - Compatible with 3/32" chains - 45mm chainline - Spindle Type: 118 SQR JIS

The Shimano FC-M371 crankset for square bottom brackets features a rigid 2-piece construction and Hyperdrive SG-X chainrings. - Chain guard included - 9-speed

Elegant and secure direct-mount X-SYNC chainrings from the company that originated the 1x drivetrain for the ultimate in consistent chain control over the long haul. - DUB bottom bracket adds durability and simplicity - Wide-chainline crankset to fit the biggest gravel tires - Longer DUB crank spindle accommodates both Road- and MTB-width bottom bracket standards for unmatched cross-compatibility across brands - Compatible with 135mm, 142mm, and BOOST rear spacing - BB not included

Not ready for carbon? The Gossamer is a high-end crankset for alloy lovers. With an impressive history of wins on the brutal cobbles of Paris-Roubaix, it needs no further introduction—yet the details shouldn't be ignored. The cold-forged aluminum arms are heavily scalloped for the maximum strength-to-weight ratio, and the versatile BB368EVO spindle is forged from an even stronger material. The 30mm BB386 EVO spindle is compatible with virtually every frame standard available by choosing the appropriate BB. The chainrings are CNC-machined from still-tougher 7075 aluminum, then recess-machined and pinned for rapid precise shifting. Boosting overall stiffness our ABS system—Asymmetric Bolt Spacing—with the chainring bolts strategically spaced to provide optimum strength from a 110mm BCD. - Cold-forged AL6061/T6 aluminum crank arms - Forged AL7050 BB386EVO spindle - AL7075 100% CNC chainrings - Chromoly chainring bolts - Fits Shimano and SRAM 10-11 speed systems

Low weight, efficiency, and speed: That's what Shimano's Ultegra Crankset brings to every ride. The proprietary four-arm design sheds grams and increases stiffness for more power straight to the road. Computer-designed chainrings with optimally placed ramps and pins are a revolution in front shifting with fast, smooth gear changes that set the standard. A wide range of gearing options and crank lengths offers you the opportunity to find the crank that suits your riding style.