The Shimano 105 FC-R7100 12-speed crankset offers an optimized balance between lightweight and efficiency without sacrificing stiffness. The crank is formed with hollow aluminum technology and finished with a durable gloss black anodized. The resin ribs on the back of the chainrings are Shimano 105's unique structural design that achieves both through weight reduction and crisp shifting performance.
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
Hollow anodized aluminum arms for lightweight, rigidity, and durability
44.5mm chainline
148mm Q-factor
Compatible with HG 12-speed chain
Specifications & Identifiers
Bottom Bracket Included
No
Bottom Bracket Shell Width (mm)
68, 70, 86
Chain Compatibility
12-Speed
Chainline/Hub Compatibility
135/142 Road Disc Hubs > 415 mm
Chainring BCD
110 Shimano Asymmetric
Color
Black
Crank Arm Length
170mm, 172.5mm, 175mm
Intended Use
Road
Number of Chainrings
Double
Pedal Spindle
9/16"
Rings
52-36
Spindle Interface Type
Shimano Hollowtech II
Spindle Length (mm)
Integrated Spindle
Weight
754
Black - 170mm UPC
192790172507
Black - 170mm MPN
IFCR7100CX26
Black - 172.5mm UPC
192790172552
Black - 172.5mm MPN
IFCR7100DX26
Black - 175mm UPC
192790172538
Black - 175mm MPN
IFCR7100EX26
Tree Fort ID:
333222463275
Have Experience With This?
or
Customer Questions
not logged-in log-in to receive an emailed response