The Promax HF-3 Hollow Hot Forged 2-Piece BMX Race Crank Set-Black pairs lightweight aluminum arms with a tough 30mm chromoly spindle for extra strength. Tailored for SRAM 3-Bolt mount style chainrings (sold separately), it also allows for direct-mount sprocket compatibility. Or you can choose to use the included a 4-bolt, 104 BCD spider/adapter. The required pedal washers come also included with this crank set.
FEATURES
- 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
SPECIFICATIONS
- NUMBER Of CHAINRINGS: Configurable Spider
- COLOR: Black
- CHAINRINGS INCLUDED: No
- PEDAL SPINDLE: 9/16″
- CRANK LENGTH (mm): Available in 170mm, 172.5mm and 175mm
- CRANK INTENDED USE: BMX
- RINGS: Not Included
- SPINDLE INTERFACE TYPE: RaceFace/Easton CINCH
- CRANKSET STYLE: 2-Piece
- CRANK ARM MATERIAL: Aluminum
- DRIVETRAIN SPEEDS: Single Speed 3/32″
- DEFINED COLOR: Black
- CHAINRING BCD: 104, Direct Mount SRAM
- BB INCLUDED: No