SHIMANO Ultegra FC-R8100 12-Speed Chainring - 34t, Asymmetric 110 BCD, Black, NK

★★★★★ 4.2 72 reviews

US$8.46
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US$8.46
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Free shipping Free 30-day returns

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Product details

Management number 221107198 Release Date 2026/05/03 List Price US$8.46 Model Number 221107198
Category

Upgrade your cycling performance with the FC-R8100 12-Speed Chainring - a precision-engineered component designed to elevate your road racing and endurance rides. Crafted from durable, lightweight aluminum with a sleek anodized black finish, this 34-tooth asymmetric 110 BCD chainring seamlessly integrates into your R8100 or R8100-P crankset for optimized power transfer and smooth shifting. Materials & Durability Constructed from aluminum, the FC-R8100 chainring offers exceptional strength while maintaining a lightweight profile. The anodized coating enhances corrosion resistance, ensuring longevity under demanding riding conditions. Performance & Engineering Engineered for performance, this chainring features an asymmetric 110 BCD design, ensuring precise chain alignment and maximum efficiency. Compatible with HG 12-speed chains, it delivers crisp, reliable shifts across the entire gear range, making it ideal for competitive road cycling and fast-paced group rides. Components & Technology Designed specifically for 's latest 12-speed drivetrain system, the FC-R8100 chainring complements your 50/34T crankset ratio, providing optimal gear options for climbing and sprinting. Its round shape and precise tooth geometry contribute to a smoother pedaling experience and enhanced power transfer. Style & Use Case Featuring a sleek black finish, this chainring pairs seamlessly with any bike aesthetic, adding a professional, high-performance look. Perfect for road racers, serious enthusiasts, and those seeking to upgrade their drivetrain components, the FC-R8100 chainring ensures reliable durability and efficient performance on every ride. Innovative Features The asymmetric 110 BCD design is a key innovation, offering improved chain retention and reduced wear compared to traditional symmetrical rings. Its compatibility with 's latest 12-speed standards makes it a future-ready upgrade for your road bike. Key Spec

  • Lightweight anodized aluminum construction ensures durability and corrosion resistance for long-lasting performance on the road.
  • Designed for FC-R8100 and FC-8100-P 2x 12-speed cranksets, this 34t asymmetric inner chainring offers precise gear shifting and optimal chain engagement.
  • Strategically engineered with a 110 BCD asymmetric bolt circle diameter, enabling a compact, stiff, and efficient drivetrain configuration for smooth power transfer.
  • Ideal for endurance and performance cycling, the black finish combines sleek style with enhanced scratch resistance, making it perfect for serious riders demanding both aesthetics and durability.
  • Compatible with HG 12-speed chains, this round chainring features a lightweight aluminum design, enhancing overall bike responsiveness and acceleration for competitive and recreational cyclists alike.
Department Unisex-Adult
Item Weight 3.2 ounces
Manufacturer Shimano
Item model number Y0NG34000
Product Dimensions 8.1 x 9.1 x 0.3 inches

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4.2 out of 5
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