Carbon Fiber Sporting Goods
Bola ST 50C Carbon Wheelset, DT350S Hubs, Rim Brake, 50mm, Tubeless, 25/28mm, 1410g
Bola ST 50C Carbon Wheelset, DT350S Hubs, Rim Brake, 50mm, Tubeless, 25/28mm, 1410g
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This Bola ST 50C DT Swiss 350S carbon wheelset is engineered for versatility—offering a 50mm aerodynamic rim depth, lightweight 1,410g construction, and proven durability, making it a dependable choice for high-performance road cycling, competitive racing, and endurance rides on rim brake bikes.
Key Features & Specifications
- Rim Matrtial:T700/T800,UD Matt
- Rim Depth: 50mm aero profile—optimizes speed on flat rides and sprints while maintaining stability in moderate crosswinds.
- Rim Width: 25mm or 28mm external; 17/21mm internal—fits 25c–30c tires for enhanced traction and comfort; supports modern tubeless setups.
- Weight: 1,410g ±20g (tubeless ready, no accessories)—comparable to other lightweight performance wheelsets; allows quick accelerations and efficient climbing.
- Brake Interface: Machined high modulus carbon for consistent rim braking, suitable for technical descents and endurance rides.
- Hubs: DT Swiss 350S—recognized for durability and low drag; upgradeable axle compatibility.
- Spokes: Sapim CX Ray (Front: 20 radial, Rear: 24 two-cross)—aero and high tensile strength for reliability under load.
- Certification: EN 14781, tested to 125kg rider weight.
- Axle Standard: Front O.L.D 100mm rim brake—classic road compatibility.
Performance Comparison
| Feature | Bola ST 50C | Typical Lightweight 45-50mm |
|---|---|---|
| Rim Depth | 50mm | 45-50mm |
| Rim Width | 25/28mm external, 17/21mm internal | 26-28mm ext, 17-21mm int |
| Weight | 1,410g ±20g | 1,370-1,500g |
| Brake Type | Rim (high modulus carbon) | Rim or Disc |
| Certification | EN 14781 | Varies |
| Spokes/Hubs | DT350S, Sapim CX Ray | DT240/350, Sapim/CX |
Situational Use-Case Alignment
- Sprint or Flat Roads: 50mm profile balances aero gains and crosswind handling.
- Endurance/Climbing: 1,410g weight allows confident climbing and all-day reliability; not the lightest, but offers increased stability and durability.
- Versatile Tire Fit: 25–30c compatibility with tubeless setup supports wide range of road conditions.
Frequently Asked Questions
Is a 50mm carbon rim brake wheelset good for both sprint and flat road rides?
Yes. The 50mm rim depth offers an optimal balance of aero benefits for fast flats and sprints, with enough stability for windy conditions.
Is 28mm wide rim good for rim brake carbon bike wheels?
28mm external width improves tire support, increasing cornering grip and comfort for 25–30c tires, and works effectively with rim brakes featuring appropriately sized pads and clearances.
How does a 1,410g wheelset compare to other lightweight tubeless options?
At 1,410g, this wheelset is competitive with leading tubeless-ready models in the 45–50mm depth range, providing a solid mix of acceleration and durability.
Are carbon rim brake wheels reliable for long endurance rides and descents?
The EN 14781-certified carbon rim and machined brake surface ensure consistent braking and heat resistance for extended descents. Regular inspection and proper pad use are recommended.
What’s the best tubeless road wheelset for 25c to 30c tires with rim brakes?
The Bola ST 50C offers modern tire fit, proven hub reliability, and certification—making it ideal for this segment.
