FEATURES of the Shimano Ultegra FC-R8000 Crankset

• Minimal weight without sacrificing stiffness
• Lightweight crankarm design optimized for power-transfer efficiency
• Rider-tuned gear performance through various gear combinations
• 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
• 46-36T, 50-34T, 52-36T, 53-39T
• 165, 170, 172.5, 175mm
• Hollowtech II technology
• Compatible BB type_outboard
• Crank fixing bolt included
• Crank arm length (mm)_165.0
• Crank arm length (mm)_170.0
• Crank arm length (mm)_172.5
• Crank arm length (mm)_175.0
• Hollowtech technology
• Optional chain guard_without chain / bash
• Threaded BB shell width_68mm
• Crank arm fixing bolt_with

Specifications

• Average weight: 681 g, 690 g, 668 g, 674 g
• Threaded BB shell width: 68,70
• Crank arm finish: Anodized
• Compatible BB type: OutBoaRD
• Gear ARMS: 4
• Compatible chain: HG-EV 11 Speed/ HG-x11
• Inner ring material: Aluminum
• Generation ultegra: R8000
• Chain ring combination: 52-36,50-34,53-39,46-36
• Crank arm length: 165,170,172.5,175
• Crank arm material: Aluminum
• Chain line (mm): 43.5
• Chain ring combination: 46-36T
• P.C.D. (mm): 110
• Rear speeds: 11
• Recommended BB_Pressfit: SM-BBR60-PB
• Recommended BB_Threaded (normal): SM-BBR60