🎉 Up to 70% Off Selected ItemsShop Sale
HomeStore

Promax HF-3 Hollow Hot Forged Crankset

Product image 1

Promax HF-3 Hollow Hot Forged Crankset

HF-3 cranks are Promax’s top-of-the-line aluminum crank offering. Hollow-forged from 6061-T6 aluminum both crank arms are hollow so they are super stiff yet lightweight. The crank arms spin on a beefy 30mm spindle permanently fitted into the drive-side arm. These cranks offer direct-mount sprocket compatibility for additional weight savings or run them with the included 104 BCD spider adapter.
  • CNC machined 6061-T6 aluminum crank arms are lightweight strong and stiff
  • Designed and optimized for chainrings and spiders with SRAM's 3-Bolt mount style
  • Includes 4-bolt 104 BCD spider/adapter (Not compatible with CK-1 crank spider/adapter)
  • 30mm spindle provides increased stiffness and efficient power transfer
  • Pedal washers included and required
  • Bottom bracket sold separately
    Rings Not Included
    Number of Chainrings Configurable Spider
    Drivetrain Speeds Single Speed 3/32"
    Chainring BCD Direct Mount SRAM
    Chainrings Included No
    Color Black
    Crankset Style 2-Piece
    Crank Length (mm) 170, 172.5, 175
    Crank Intended Use BMX
    Pedal Spindle 9/16"
    BB Included No
    Crank Arm Material Aluminum
    Spindle Interface Type RaceFace/Easton CINCH
    Defined Color Black
  • Select Size
    From $299.99
    Promax HF-3 Hollow Hot Forged Crankset—
    $299.99

    Product Information

    Shipping & Returns

    Description

    HF-3 cranks are Promax’s top-of-the-line aluminum crank offering. Hollow-forged from 6061-T6 aluminum both crank arms are hollow so they are super stiff yet lightweight. The crank arms spin on a beefy 30mm spindle permanently fitted into the drive-side arm. These cranks offer direct-mount sprocket compatibility for additional weight savings or run them with the included 104 BCD spider adapter.
  • CNC machined 6061-T6 aluminum crank arms are lightweight strong and stiff
  • Designed and optimized for chainrings and spiders with SRAM's 3-Bolt mount style
  • Includes 4-bolt 104 BCD spider/adapter (Not compatible with CK-1 crank spider/adapter)
  • 30mm spindle provides increased stiffness and efficient power transfer
  • Pedal washers included and required
  • Bottom bracket sold separately
    Rings Not Included
    Number of Chainrings Configurable Spider
    Drivetrain Speeds Single Speed 3/32"
    Chainring BCD Direct Mount SRAM
    Chainrings Included No
    Color Black
    Crankset Style 2-Piece
    Crank Length (mm) 170, 172.5, 175
    Crank Intended Use BMX
    Pedal Spindle 9/16"
    BB Included No
    Crank Arm Material Aluminum
    Spindle Interface Type RaceFace/Easton CINCH
    Defined Color Black
    Promax HF-3 Hollow Hot Forged Crankset | Bike Mart