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Shimano
Shimano FC-R7100 105 2*12 Speed Crankset 50-34T 170mm Length Hollowtech II-OE
Shimano FC-R7100 105 2*12 Speed Crankset 50-34T 170mm Length Hollowtech II-OE
Regular price
$116.99 USD
Regular price
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$116.99 USD
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SHIMANO 105 FC-R7100 12-SPEED ROAD CRANKSET
HOLLOWTECH II DESIGN — 170MM ARM LENGTH / 50-34T COMPACT CHAINRINGS
Elevate your road riding performance with the Shimano 105 FC-R7100 12-speed crankset. Striking the ideal balance between stiffness, strength, weight, and rotational efficiency, this hollow-forged aluminum crankset provides crisp, precise front shifting under heavy pedaling loads. Featuring a versatile 50-34T compact chainring combination and 170mm crank arms, it offers smooth cadence control and optimal power transfer for steep climbs and high-speed flats alike.
FEATURES
- Optimal Balance of Rigidity & Weight: Hollowglide / Hollowtech II technology minimizes weight while maximizing structural power transfer.
- Compact 50-34T Gearing: Provides an ideal gear range for climbing efficiency and versatile all-around road riding.
- 12-Speed Drivetrain Optimized: Specially shaped chainring teeth ensure seamless alignment and lightning-fast shifting with Shimano 12-speed HG chains.
- Sleek Gloss Black Finish: Features an elegant, anodized aluminum finish that perfectly matches Shimano 105 R7100 series components.
- OEM Bulk Packaged: 100% genuine, brand-new Shimano component delivered in cost-effective workshop bulk packaging without standard retail boxes.
- Brand: SHIMANO
- Series: 105 R7100 Series
- Model: FC-R7100
- Crank Arm Length: 170 mm
- Chainring Combination: 50-34T (Compact)
- Drivetrain Compatibility: 2x12-Speed
- Spindle Interface: HOLLOWTECH II (24mm spindle)
- Bolt Circle Diameter (BCD): 110 mm (Asymmetrical 4-Arm)
- Chainline: 44.5 mm
- Q-Factor: 148 mm
- Recommended Bottom Bracket: SM-BBR60 (Threaded) / SM-BB72-41B (Press-Fit) — *Sold Separately*
- Packaging: Genuine Shimano Workshop / Bulk Packaging
Q: Is this crankset compatible with 11-speed Shimano drivetrains?
A: The FC-R7100 is engineered specifically for Shimano 12-speed road drivetrains. For optimal shifting precision and chain retention, it should be paired with a 12-speed chain and front derailleur.
Q: Does the crankset include a bottom bracket?
A: No, bottom brackets are sold separately so you can select the exact fit for your bike frame's BB shell (e.g., SM-BBR60 or SM-BB72-41B).
Q: Is this an authentic Shimano product?
A: Yes, it is 100% authentic and brand-new Shimano stock supplied in OEM workshop packaging to offer maximum savings.
- Processing Time: Ships within 24–48 hours from our California warehouse.
- Delivery Time: Standard shipping usually arrives within 3–7 business days across the US mainland.
- Tracking: Tracking information will be emailed immediately once your package is dispatched.
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