QO RACE Outer Aero Chainring 2X — 110x4 (7075-T6) 50/52/54T Outer Ring
Price:
€99.00
Tax included
- 7075-T6 CNC-machined alloy construction for stiffness and precision.
- Aero-profiled design reduces drag and improves efficiency.
- Optimized for 2x road drivetrains and high-speed performance.
- Weight: 146 g (52T).
- Available in 50T / 52T / 54T.
- Recommended pairings: 50/34 · 52/36 · 54/40.
Chainring
Engineered for riders who demand maximum power transfer and a low-drag aero profile. CNC-machined from 7075-T6 alloy, the QO RACE outer ring delivers a smooth, responsive pedal feel with outstanding stiffness and precision.
Main features
- 7075-T6 CNC-machined alloy for rigidity and durability.
- Aero profile to reduce drag and maintain speed at high cadence.
- Exceptional stiffness for powerful sprints and steady cruising.
- Optimized for 2x road drivetrains — smooth front shifts under load.
- Available in 50T / 52T / 54T.
Compatibility & setup
- BCD: 110 mm × 4-bolt — fits QO RACE and Rotor Aldhu/Vegast spiders.
- Drivetrain: 2x road, triathlon and time-trial applications.
- Not compatible with: Shimano cranks and SRM spider powermeters.
- Recommended pairings: 50/34, 52/36 and 54/40 combinations.
Technical specifications
| Model | QO RACE Outer Aero Chainring 2X BCD110x4 |
|---|---|
| Weight | 146 g (52 T) |
| Material | 7075-T6 CNC-machined alloy |
| BCD | 110 mm × 4-bolt |
| Drivetrain | 2x optimized |
| Finish | Hard-anodized black surface |
| Tooth options | 50 / 52 / 54 T |
| Compatibility | QO RACE 110x4 spider and Rotor Aldhu/Vegast systems |
| Not compatible with | Shimano cranks or SRM spider powermeters |
Velo-Perso.com's review
The QO RACE outer ring is built for riders who value both aero efficiency and mechanical stiffness. Its CNC construction and refined aero profile deliver immediate power transfer and a distinctive look when paired with QO RACE cranks and inner rings. A top-choice for road racers and triathletes seeking the ultimate 2x setup.
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