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An attractive aluminum crank with hollow arms for lightweight, rigidity, and durability.
Shimano Crankset 12s FC-R7100 50-34T 172.5mm 105 R7100
An attractive aluminum crank with hollow arms for lightweight, rigidity, and durability.
IFCR7100DX04
€174.99
€139.99
Save 20%
VAT included
You save €35.00 (20%) on the manufacturer's recommended price
Price history
- Today's price
- €139.99
- Lowest price of the last 30 days
- €139.99
- Manufacturer's recommended price
- €174.99 (20% less)
The price has not been reduced in the last 30 days. The recommended price is set by the manufacturer and is shown for reference only.
FREE SHIPPING IN ITALY FROM 129,99 EUROS*
100% SECURE CHECKOUT
N.1 in Italy in the Bike and E-Bike Shops
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
Q-factor: 148 mm
PRODUCT SPECIFICATIONS
MODEL NO: FC-R7100
SERIES: SHIMANO 105 R7100 Di2 Series
Color: Black
Average weight: 754 (50-34T)
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
Q-factor (mm): 148
Crank arm length (mm)|: 172.5
Optional chain guard|Without chain/bash guard: Yes
HOLLOWTECH II: Yes
HOLLOWTECH crank arm: Yes
Compatible bottom bracket type|Outboard: Yes
Recommended bottom bracket|Threaded (normal): SM-BBR60
Recommended bottom bracket|Press-Fit: SM-BB72-41B
Threaded bottom bracket shell width (mm)|68: Yes
Threaded bottom bracket shell width (mm)|70: Yes
Crank fixing screw included: Yes
IFCR7100DX04
Data sheet
- Speeds
- 12
- Code
- SH250825
- Compatible with
- Shimano
- Use
- Road
- Teeth
- 34
No customer reviews for the moment.
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Who it is for and how to use it
Ideal for
Road cyclists with a Shimano 12-speed drivetrain
Designed for road use with Shimano compatibility and the HOLLOWTECH II standard. The combination of hollow forged aluminium and a 754 g weight aims to balance stiffness, weight and rotational efficiency.
Those seeking a lightweight yet robust chainset
Suitable for anyone wanting a hollow forged aluminium chainset with HOLLOWTECH II construction. The build is geared towards power transfer and weight reduction.
Those using a 172.5 mm chainset on a road bike
Indicated for riders looking for a 172.5 mm crank length with a 50-34D combination and a 148 mm Q-factor. It is a coherent choice for a road setup with a SHIMANO 105 R7100 MECHANICAL Serie mechanical configuration.
Use cases
Ideal
Road rides with a 12-speed drivetrain
The FC-R7100 chainset is designed for road use and 12-speed sprockets. The HOLLOWTECH II structure helps keep weight down while maintaining stiffness.
Strada · 12 velocità · HOLLOWTECH II
Very suitable
Road bike with Shimano 105 R7100
It integrates with the SHIMANO 105 R7100 MECHANICAL Serie and a 12-speed HG chain. The 50-34D combination is suitable for sporty road use.
Shimano · 50-34D · Catena HG
Very suitable
Upgrade from an aluminium chainset
The hollow forged aluminium construction offers a good compromise between robustness and weight. The 754 g weight makes it suitable for those who focus on efficiency without giving up solidity.
Alluminio forgiato cavo · 754 g · Robustezza
Suitable
172.5 mm setup for smooth riding
The 172.5 mm crank length suits a road-oriented installation focused on smooth pedalling. The 148 mm Q-factor completes a precise setup.
172.5 mm · Fattore Q 148 mm · Pedivella
Who it is for
Road cyclist with a Shimano groupset
- Looks for
- A 12-speed chainset compatible with Shimano and the HOLLOWTECH II standard.
- Why
- The FC-R7100 follows a configuration consistent with Shimano road drivetrains and offers a lightweight hollow forged aluminium structure.
Athlete focused on stiffness and weight
- Looks for
- A chainset with good rotational efficiency and low weight.
- Why
- The HOLLOWTECH II structure and the 754 g weight aim for a balance of rigidity, durability and efficiency.
Frequently asked questions
What type of use is the Shimano FC-R7100 intended for?
It is intended for road use. The specification sheet associates it with a 12-speed setup and Shimano components.
What is the main material of the chainset?
The main material is hollow forged aluminium. The same construction is also stated in the product description.
What standard does this chainset use?
The standard is HOLLOWTECH II. It is also listed as a product feature in the specification sheet.
What is the crank length?
The crank length is 172.5 mm. It is a useful figure when choosing the setup for a road bike.
What is the weight of the chainset?
The weight is 754 g. The description also states this as the average weight of the 50-34D combination.
Show all (6)
How many speeds does it support?
It supports 12 speeds. The compatibility shown in the specification sheet is with a 12-speed HG chain.
Information prepared by the BSA team with the support of AI, based on the manufacturer's specifications.