QO RACE — Carbon DUB 28.99 mm Crank arms & spindle
Price:
€349.00
Tax included
QO RACE Road Cranks & Spindle — Summary
Key features
- Aero-shaped carbon crankset, 372 g (170 mm arms + spindle).
- 28.99 mm spindle — DUB compatible (road & gravel).
- High stiffness and instant power transfer under load.
- Gloss carbon with holographic QO branding.
- Direct-mount DIN5480 45×1 + 110 BCD (1x/2x) options.
- Q-factor 149 mm. Lengths: 160 / 165 / 170 / 172.5 / 175 mm.
Build your QO RACE crankset exactly the way you want it
This QO RACE carbon crank arms + 28.99 mm spindle set is the foundation of your crankset. From there, you can choose exactly how you want to build it: a standard QO spider or a compatible power meter, the chainrings suited to your drivetrain, and finally a DUB / 28.99 mm bottom bracket if required for your bike.
Build your QO RACE in 4 steps
One crankset platform, several possible configurations. Choose only the components you actually need.
1
Crank arms + spindle
Start with this QO RACE set consisting of carbon crank arms and a 28.99 mm DUB-compatible spindle.
Available lengths: 160, 165, 170, 172.5 and 175 mm.
2
Choose your spider
For a setup without power measurement, simply add the QO RACE Aero 110x4 spider.
View the QO RACE spider →3
Or add a power meter
Instead of the standard spider, fit a compatible spider-based power meter such as the Rotor INspider 2.0.
View the Rotor INspider 2.0 →4
Chainrings + bottom bracket
Complete your setup with the required chainrings and, when necessary, a DUB / 28.99 mm bottom bracket compatible with your frame.
Find my bottom bracket →Standard spider or power meter: you decide
The key advantage of buying the QO RACE crank arms and spindle separately is the freedom to build the crankset around your own requirements.
Standard QO RACE setup
Add the QO RACE Aero 110x4 spider and your preferred QO chainrings. This is the simple, lightweight and cost-effective option.
Choose the QO spider →
Power meter setup
A compatible spider-based power meter can be installed instead of the standard spider. The Rotor INspider 2.0 is an especially attractive option for creating a clean and fully integrated power-meter crankset.
Discover the INspider 2.0 →Compatible with several power meter systems
QO confirms compatibility between the QO RACE crank arms and spindle and several spider-based power meters available on the market. This gives you the freedom to select the solution that best suits your equipment, preferences and budget.

Power meter compatibility confirmed by QO: XCADEY, ROTOR, POWER2MAX, SIGEYI and MAGENE.
Then choose your chainrings
With the QO RACE 110x4 spider, or a compatible power meter using this architecture, you can build a 2x road crankset matched to your drivetrain. QO RACE chainrings are available for 50/34, 52/36 and 54/40 combinations.
QO RACE Aero outer chainring
CNC-machined aerodynamic 110x4 outer chainrings available in 50T, 52T and 54T.
View QO outer chainrings →
QO RACE inner chainring
Inner chainrings are available in 34T, 36T and 40T to build 50/34, 52/36 or 54/40 combinations.
View QO inner chainrings →Which bottom bracket should I use with QO RACE?
QO RACE uses a 28.99 mm spindle, matching the DUB spindle diameter. Your bottom bracket must therefore be compatible both with this spindle and with your frame standard: BSA, BB86 / PF86.5, T47, BB386 EVO, PF30, BBRight and others.
Important:
do not choose a bottom bracket simply because it is labelled “DUB”.
The spindle diameter must be correct, but the shell diameter,
width and bottom bracket standard of your frame must also match.
Our Bottom Bracket Finder combines your bike and frame standard with the QO 28.99 mm spindle to help you identify the correct solution.
QO RACE crank arms specifications
| Product | QO RACE carbon crank arms + spindle |
|---|---|
| Weight | 372 g in 170 mm including spindle |
| Spindle | 28.99 mm – DUB-compatible bottom bracket diameter |
| Interface | Direct Mount DIN5480 45×1 |
| Q-factor | 149 mm |
| Crank lengths | 160 / 165 / 170 / 172.5 / 175 mm |
| Material | Carbon |
| Use | Road / racing / triathlon |
| Configuration | QO spider or compatible spider-based power meter + chainrings of your choice |
Build your own QO RACE
Start by selecting your crank length, then add only the components required for your setup.
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