Box Three Crankset
Best high-performance crankset for competitive racers seeking maximum power transfer.
A robust, hollow-forged crankset that prioritizes stiffness and durability for competitive riding. The integrated 24mm spindle and dual-pinch bolt system ensure a secure, flex-resistant interface that handles high-torque efforts with ease.
$309.99
at
Champion Cycling
More Three options
Who it's for
- Intermediate competitors seeking pro-level performance without the premium price
- Aggressive riders needing efficient energy transfer during sprints
- Racers looking to shed rotational weight on a budget
Who should skip it
- Elite cyclists requiring maximum stiffness from 30mm spindle systems
- Riders who prioritize keeping their bike looking pristine
- Weight-obsessed racers chasing every marginal gain
Performance breakdown
Power Transfer
Hollow-forged construction ensures minimal flex during explosive BMX gate starts.
Structural Integrity
Robust aluminum build handles the high-impact demands of competitive racing.
Installation Ease
Two-piece design and oversized spindle make setup straightforward and secure.
Weight Efficiency
Strategic material removal keeps the rotating mass impressively low.
Component Durability
Steel pedal inserts prevent thread stripping during frequent part swaps.
Bearing Smoothness
Externally sealed bottom bracket bearings offer reliable, low-friction performance.
Key Specs
Crank Arm Length
175 mm
Intended Use
BMX
Bottom Bracket Interface
24 mm
Material
Aluminum
Bolt Circle Diameter
104 mm
Chainring Mount Type
4-Bolt
Number of Chainrings
0
Spindle Diameter
24 mm
Q Factor
168 mm
Crank Construction Type
2-Piece
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