Cambria Bicycle Outfitters Since 1986

Race Face Aeffect Crank Arms


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sku: 103021

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Race Face Aeffect Crank Arms

The Race Face Aeffect crank is designed to handle aggressive trail riding at XC crank weight and an attractive price point. Features the CINCH system with its interchangeable spider options and a 24mm EXI interface spindle.


  • CINCH removable spiders and direct mount rings utilize a 20-tooth ISIS cup BB tool for removal and installation
  • Crank arms forged from 6066 aluminum
  • Compatible with all CINCH direct mount rings and spiders to easily convert between existing chainring standards including: direct mount, 1x, 2x with and without bash, and 3x configurations
  • 24mm EXI spindle compatible with Race Face X-Type bottom brackets or Hollowtech II compatible bottom brackets
  • 2X Cinch spider chainline: 64.5-66.5mm
  • Boost 2X Cinch spider chainline:67.5-69.5mm
  • Bottom bracket, direct mount ring and spider not included
  • Designed for 170mm rear-spaced fatbikes
  • Direct mount chainline: 66-68, 72.5-74.5mm (Flipped)

  • Specifications

  • Model: RaceFace Aeffect
  • Size: 175mm
  • Type: Arms Only
  • Style: Mountain
  • Color: Black
  • Weight: 715
  • Spindle Interface Type: RaceFace EXI
  • Pedal Spindle: 9/16"
  • Chainring BCD: Direct Mount CINCH
  • Rings: Sold Separately
  • BB Included: No
  • Crank Intended Use: Fat Bike
  • Defined Color: Black
  • Crank Length (mm): 175
  • Drivetrain Speeds: 10
  • Drivetrain Speeds: 11
  • Drivetrain Speeds: 12
  • Drivetrain Speeds: 9
  • Number of Chainrings: No Rings, No Spider Included
  • Chainline/Hub Compatibility: 170/177 Hubs

  • Collections: Cranksets, MTB Cranksets