Name: Shimano 105 HOLLOWTECH II Road Crankset 12-speed #FC-R7100
Brand: SHIMANO
SKU: 63ff1599bc45d4000ec009de
Price: 1280.0 HKD
Availability: InStock

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Shimano 105 HOLLOWTECH II Road Crankset 12-speed #FC-R7100

An attractive aluminum crank with hollow arms for lightweight, rigidity, and durability

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Description

The newly designed crank arms offer an optimized balance between lightweight and efficiency. The crank, formed with hollow aluminum technology, is anodized with a beautiful gloss black anodized finish, giving it a luxurious look. The resin ribs on the back of the chainrings are SHIMANO 105's unique structural design that achieves both thorough weight reduction and crisp shifting performance.

FEATURES:

Optimal balance of stiffness, strength, weight and rotational performance
HOLLOWTECH II structure cuts weight yet maintains strength for better power transfer
Crank arm length: 160, 165, 170, 172.5, 175 mm
Gear combination: 50-34T, 52-36T

Q-factor: 148 mm

PRODUCT SPECIFICATIONS
MODEL NO FC-R7100
SERIES SHIMANO 105 R7100 Di2 Series
Color Black
Rear speeds 12
Compatible chain HG 12-speed
Chain line (mm) 44.5
P.C.D. (mm) 110
Spider/Gear arms 4
Chainring combination 50-34T 52-36T
Q-factor (mm) 148
Crank arm length (mm)|160 ✔
Crank arm length (mm)|165 ✔
Crank arm length (mm)|170 ✔
Crank arm length (mm)|172.5 ✔
Crank arm length (mm)|175 ✔
Optional chain guard|Without chain/bash guard ✔
HOLLOWTECH II ✔
HOLLOWTECH crank arm ✔
Compatible bottom bracket type|Outboard ✔
Recommended bottom bracket|Threaded (normal) SM-BBR60
Recommended bottom bracket|Press-fit SM-BB72-41B
Threaded bottom bracket shell width (mm)|68 ✔
Threaded bottom bracket shell width (mm)|70 ✔
Crank fixing screw included ✔

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