Promax CF-2 Crank Set
Best lightweight upgrade for competitive BMX racers seeking maximum power transfer.
Engineered for BMX performance, this two-piece crankset balances strength and weight through cold-forged aluminum construction. The integrated spindle design enhances rigidity for efficient power transfer, while the included bottom bracket makes for a straightforward, reliable upgrade.
$149.99
at
Dan's Comp
Who it's for
- BMX racers seeking a rigid and reliable power transfer
- Competitive youth and adult riders needing specific crank arm lengths
- Mechanically minded riders looking for straightforward setup and servicing
Who should skip it
- Weight-conscious athletes prioritizing the lightest possible build
- Riders wanting a highly customized or flashy bike aesthetic
- Budget-focused builders expecting a fully inclusive component package
Performance breakdown
Power Transfer
The 24mm chromoly spindle provides a stiff, responsive feel during sprints.
Weight Efficiency
Cold-forged aluminum keeps the rotating mass low without sacrificing structural integrity.
Installation Simplicity
The two-piece design and included bottom bracket make setup straightforward.
Component Compatibility
Standard 104mm BCD allows for easy chainring swaps and gear adjustments.
Durability
6061-T6 aluminum construction handles the high-impact demands of BMX track riding.
Bearing Smoothness
Sealed bottom bracket bearings offer reliable, low-maintenance performance in various conditions.
Key Specs
Bottom Bracket Included
Yes
Crankset Style
2-Piece
Spider
4 Bolt (Integrated)
BCD
104mm
Spindle Diameter
24mm
Spindle Material
Chromoly Steel
Spindle Length
112mm
Crank Arm Material
Aluminum
Chainline
43mm
Q-Factor
167mm
Know before you buy
Still have a question?
Ask Metto anything about the Promax CF-2 Crank Set before you decide.
