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Description & Specs
e*thirteen Helix R 107 BCD 4-Bolt Chainring - 42t 11/12-Speed 107BCD Black. The e*thirteen Helix R 107BCD Chainring designed for 4-bolt 107BCD cranks like SRAM Red or Force including power meter equipped cranks offers a performance upgrade for Gravel and Road cyclists. The 38 40 and 42 tooth rings pair perfectly with e*thirteenā€™s cassettes for more overall range and higher top speeds. Made from durable premium 7075 alloy theyre CNC sculpted for a high stiffness-to-weight ratio. Compatible with both SRAM and Shimano 11 and 12-speed drivetrains. Chainline is set by SRAMĀ® Crank assembly.
  • Compatible with 4-bolt 107 BCD SRAMĀ® cranks and QuarqĀ® power meter cranks
  • M4 narrow-wide tooth profile provides Shimano and SRAM 11/12-speed chain compatibility (Including flattop chains) excellent chain retention and reduced wear
  • 4.8mm offset (Chainline is determined by SRAMĀ® Crank assembly 45mm for normal width cranks 47.5mm for wide cranks)
  • Forged from premium 7075-T7 aluminum then extensively CNC optimized for light weight and technical aesthetics
  • Durable 7075-T7 construction for long wear-life stiffness and strength
    • TECH SPECS
    Ring Position/Type Chain Retaining Single RingTooth Count 42Drivetrain Speeds 11Drivetrain Speeds 12Round or Oval RoundChainring BCD 107Material AluminumColor BlackWeight 81Defined Color Black
    Description & Specs
    e*thirteen Helix R 107 BCD 4-Bolt Chainring - 42t 11/12-Speed 107BCD Black. The e*thirteen Helix R 107BCD Chainring designed for 4-bolt 107BCD cranks like SRAM Red or Force including power meter equipped cranks offers a performance upgrade for Gravel and Road cyclists. The 38 40 and 42 tooth rings pair perfectly with e*thirteenā€™s cassettes for more overall range and higher top speeds. Made from durable premium 7075 alloy theyre CNC sculpted for a high stiffness-to-weight ratio. Compatible with both SRAM and Shimano 11 and 12-speed drivetrains. Chainline is set by SRAMĀ® Crank assembly.
  • Compatible with 4-bolt 107 BCD SRAMĀ® cranks and QuarqĀ® power meter cranks
  • M4 narrow-wide tooth profile provides Shimano and SRAM 11/12-speed chain compatibility (Including flattop chains) excellent chain retention and reduced wear
  • 4.8mm offset (Chainline is determined by SRAMĀ® Crank assembly 45mm for normal width cranks 47.5mm for wide cranks)
  • Forged from premium 7075-T7 aluminum then extensively CNC optimized for light weight and technical aesthetics
  • Durable 7075-T7 construction for long wear-life stiffness and strength
    • TECH SPECS
    Ring Position/Type Chain Retaining Single RingTooth Count 42Drivetrain Speeds 11Drivetrain Speeds 12Round or Oval RoundChainring BCD 107Material AluminumColor BlackWeight 81Defined Color Black

    e*thirteen Helix R 107 BCD 4-Bolt Chainring - 42t 11/12-Speed 107BCD Black

    CR4212

    $79.95
    $79.95
    $79.95
    Shipping calculated at checkout.
    Expected Ship Date: Mon Jan 13
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    Orders $50+ Ship Free*

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    You want your parts fast, we get it. That is why we offer fast & free shipping on orders starting at just $50. Orders start processing immediately and most orders ship in 0 - 2 business days. Please note that some exclusions do apply on oversize items including but not limited to complete bikes, car racks, and frames. Please refer to your shipping options at checkout for the most accurate shipping quote on your order.
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    Key Product Specs
    • 107BCD
    • 11/12-Speed
    • Black

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