Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 6 - Jul 11
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For Your Every Summer RSVP, with Code: SUMMER15
Description
Ultegra FC-R8100-POffering all the precision and functionality of the Dura Ace power meter, the Ultegra FC R8100 P power meter comes in a more affordable package. Integrated, waterproof, and rechargeable Li ion battery Up to 300+ hours of ride time. * Depending on ANT+ Bluetooth LE settings Accurate data collection. Software automatically compensates for temperature changes 1. 5% strain gage accuracy throughout the entire calibration range. * Depending on ANT+
- Offering all the precision and functionality of the Dura-Ace power meter, the Ultegra FC-R8100-P power meter comes in a more affordable package.
- Integrated, waterproof, and rechargeable Li-ion battery
- Up to 300+ hours of ride time. * Depending on ANT+/Bluetooth® LE settings
- Accurate data collection. Software automatically compensates for temperature changes
- ± 1.5% strain gage accuracy throughout the entire calibration range. * Depending on ANT+/Bluetooth® LE settings
- Simple zero offset calibration with switch on transmitter
- New pedaling vector function helps you improve your pedal stroke and find increased biomechanical efficiency
- With the new web service SHIMANO CONNECT Lab, your pedal stroke can be analyzed and visualized in more detail than ever before
- HOLLOWTECH II Technology
- Chainrings not included
- BB set not included
Attributes
| BB Inclusion | No |
| BCD | 110 |
| Chainline | 43.5mm |
| Connectivity | ANT+, BT LE |
| Crank Spindle Diameter | 24mm |
| Interface | Hollowtech II |
| Pedals Thread | 9/16'' |
| Primary Color | Black |
| Speed | 12 |
| Teeth | No Chainring |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.9 ★★★★★
Based on 1812 reviews
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Product Reviews
★★★★★ 5
Las amo
Color: Gold/Brown Gradient Mirrored Blue, Lens Width: 51 Millimeters
La amo, me encantan el tamaño, el color, todo.
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Reviewed in the United States on June 7, 2026
★★★★★ 5
Soy fiel fan a la marca
Color: Legend Gold/Clear Gradient Grey, Lens Width: 51 Millimeters, Color: Legend Gold/Clear Gradient Grey, Lens Width: 51 Millimeters
No me pongo otro tipo de espejuelos que no sea Ray Ban
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Reviewed in the United States on June 4, 2026
★★★★★ 5
Gracias
Color: Gold/G-15 Green, Lens Width: 51 Millimeters
Llenaron todas las expectativas. Gracias!!!
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Reviewed in the United States on May 29, 2026
★★★★★ 5
Love these Ray Bans.
Color: Legend Gold/Green Vintage, Lens Width: 51 Millimeters
Ray Ban quality and great style. Always get compliments and asked where to get a pair.
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Reviewed in the United States on September 8, 2025
★★★★★ 4
Too small
Nice glasses, but very small. Will be good for a teenager, otherwise excellent
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Reviewed in the United States on March 25, 2025