SHIMANO ULTEGRA - HOLLOWTECH II - Road Crankset - 2x11-speed
The all-new SHIMANO ULTEGRA R8000 series crank features lightweight crankarms, a hollow outer chainring, and a wider gear pitch for increased clearance on modern road frames. It is available with 53-39, 52-36, 50-34, and 46-36T chainrings and 165, 170, 172.5, and 175mm crank arm lengths.
FEATURE
•Minimal weight without sacrificing stiffness
•Wider gear pitch increases clearance between chain and leading teeth, providing compatibility with frames of O.L.D. 135 mm and 410 mm chainstay length
BENEFIT
•Lightweight crankarm design optimized for power-transfer efficiency
•Rider-tuned gear performance through various gear combinations
•Redesigned FC for greater frame compatibility
MODEL NO - FC-R8000
SERIES - SHIMANO ULTEGRA R8000 Series
Average weight - 690 g (53-39T), 681 g (52-36T), 674 g (50-34T), 668 g (46-36T)
HOLLOWTECH II Technology - ✔
Chain line (mm) - 43.5
Chain ring combination - 50-34T, 52-36T, 53-39T, 46-36T
Compatible BB type - Outboard
Compatible chain - HG-EV 11-speed, HG-X11
Crank Arm Length - 165 mm, 170 mm, 172.5 mm, 175 mm
Gear arms - 4
HOLLOWGLIDE - X (46-36T)
HOLLOWTECH Technology - ✔
P.C.D. (mm) - 110
Rear speeds - 11
Recommended BB_Pressfit - SM-BBR60-PB
Recommended BB_Threaded (normal) - SM-BBR60
Technology - HOLLOWTECH BB, HOLLOWTECH II
Threaded BB Shell Width - 68 mm, 70 mm
Includes Crank Arm Fixing Bolt - Yes
Q-factor (mm) - 146
