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Box Cosine Narrow Wide Chainring

Item #: CG204A03
USD$44.99 SAVE 30% USD$63.95 msrp
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Box Cosine Narrow Wide Chainring

Box Cosine Narrow Wide Chainring

When the time comes to set up your 1x drivetrain, you’ll want a dependable chainring that won’t drop your chain. The Box Cosine Narrow Wide Chainring is CNC-Machined from 7075-T6 Aluminum, which not only makes it strong, but also light weight and ultra-stiff. There are multiple tooth sizes to choose from, guaranteeing the availability of the right gear ratio for your needs.

Box Cosine Narrow Wide Chainring Specifications

  • CNC-Machined from durable 7075-T6 Aluminum Alloy
  • Lightweight and stiff
  • Proven Narrow-Wide Tooth Profile
  • Fit: 4-bolt, 104 BCD Spiders
  • 30-38 Tooth Sizes (even sizes only)
  • Designed & Made in USA
  • Sold as single chainring
  • 5.0 / 5.0
    1 Review
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    Love my Box Drivetrain
    I recently upgraded to a Box 1x11 drivetrain. I chose the narrow wide chainring as part of my drivetrain upgrade. I found it to be very quiet with crisp and responsive shifting. I'm very happy with my purchase.
    February 6, 2017
    Purchased
    3 months ago
    Location:
    Riverside, CA

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    Get free shipping with your $50 purchase today when you choose Standard Shipping at checkout. Please note this offer is only available to physical shipping addresses in the 48 continental United States (no PO Boxes), and oversize charges still apply on some heavy/large items

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    Free Shipping Offer

    Get free Standard Shipping with your $50 purchase today! Just choose Standard Shipping during checkout.

    Please note this offer is only available to physical shipping addresses in the 48 continental United States (no PO Boxes), and oversize charges still apply on some heavy/large items.