Carbon Fiber Sporting Goods
Bola ST 50C Carbon Wheelset, Rim Brake, DT350S Hubs, 50mm, Tubeless Ready, 25/28mm Wide, 1410g
Bola ST 50C Carbon Wheelset, Rim Brake, DT350S Hubs, 50mm, Tubeless Ready, 25/28mm Wide, 1410g
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The Bola ST 50C Carbon Wheelset delivers a 50mm aerodynamic rim depth, DT Swiss 350S hub system, and tubeless-ready construction for efficient speed, stability, and responsive braking on rim brake road bikes. Built for cyclists seeking balance between low weight and reliable day-to-day endurance, the ST 50C supports 25c–30c tires and matches EN 14781:2005 testing standards for rider confidence.
Premium 50mm Tubeless Carbon Wheelset for High-Performance Riding
- Material: T700/T800 high modulus carbon, UD matte finish
- Rim Depth/Width: 50mm aero profile, external width options of 25mm or 28mm, internal width 17/21mm
- Weight: 1,410g ±20g (without accessories)
- Brake Interface: Machined carbon surface for rim brakes, tested for heat dissipation and consistent braking
- Hub Spec: DT Swiss 350S, sealed cartridge bearings, upgradeable axle compatibility
- Spokes: Sapim CX Ray, 20 radial front / 24 two-cross rear for aerodynamics and high tension
- Certification: EN 14781:2005 road wheels, tested to 125kg rider weight
- Tubeless Ready: Supports modern tubeless setups, bead fitment for 25c–30c road tires
Performance Comparison
| Feature | Bola ST 50C | Competitor Avg (45-50mm) |
|---|---|---|
| Rim Depth | 50mm | 45-50mm |
| External Width | 25/28mm | 25–28mm |
| Internal Width | 17/21mm | 17–22mm |
| Weight | 1,410g | 1,370–1,500g |
| Brake Type | Rim brake (carbon) | Rim or disc |
| Certification | EN 14781 | Varies |
Rider Use-Cases
- Sprinting/Flat Road: 50mm rim optimizes aerodynamics and crosswind stability
- Endurance & Climbing: Lightweight build enables acceleration and steady climbing without sacrificing durability
- Versatile Tire Fit: Designed for 25–30c tubeless or clincher setups, broadened tire support vs. traditional 23mm wheels
Frequently Asked Questions
Is a 50mm carbon rim brake wheelset good for both sprint and flat road rides?
Yes, the 50mm rim delivers aerodynamic gains for fast flats and sprints, while providing stability in variable wind conditions—comparable to high-performance competitor models like the Hunt 50 Carbon Wide Aero.
Is a 28mm wide rim good for rim brake carbon bike wheels?
28mm external width increases comfort and traction for 25–30c tires, supporting better handling and ride quality, as seen on advanced road and endurance wheelsets.
How does a 1,410g wheelset compare to other lightweight tubeless options?
This wheelset sits in the competitive range for 50mm rim brake wheels, matching or beating many tubeless-ready options between 1,370–1,500g, while retaining structural certification and proven component reliability.
Are carbon rim brake wheels reliable for long endurance rides and descents?
EN 14781 certification and a machined carbon brake track support braking consistency and heat resistance, validated for daily use and extended descents—provided suitable brake pads are used.
What’s the best tubeless road wheelset for 25c to 30c tires with rim brakes?
This Bola ST 50C is engineered to fit both 25mm and 28mm wide tubeless tires, offers recognized hub/drivetrain quality, and satisfies industry safety standards for road use, positioning it as a credible choice in this segment.
Lightweight and Durable Carbon Rim Design
The Bola ST 50C carbon wheelset features a 50mm deep rim profile, carefully engineered to balance aerodynamic efficiency and lightweight performance. Constructed from high-modulus carbon fiber, these rims offer exceptional stiffness and strength while weighing just 1410 grams for the full set. The rim dimensions of 25mm internal and 28mm external width support wider tires, enhancing ride comfort and grip without compromising speed. This wheelset is ideal for riders seeking a competitive edge through superior material technology and precision craftsmanship.
Advanced Tubeless Ready Technology for Enhanced Performance
Designed to accommodate the latest tire technology, the Bola ST 50C wheelset is fully tubeless ready, allowing cyclists to run lower tire pressures and benefit from reduced rolling resistance and improved puncture protection. This feature enables a smoother, faster ride across varied road surfaces. The rim brake version ensures compatibility with traditional braking systems, offering reliable stopping power without sacrificing the advantages of tubeless tires. This wheelset perfectly blends innovation with practical needs for everyday training or racing.
High-Quality DT350S Hubs for Smooth and Reliable Riding
Equipped with DT Swiss 350 star ratchet hubs, the Bola ST 50C wheelset offers renowned reliability and smooth engagement. These hubs feature quality bearings and an efficient ratchet system that delivers consistent power transfer and long-lasting durability. The combination of precise manufacturing and robust materials ensures that riders experience minimal maintenance and enhanced riding confidence. Whether tackling sprints or long-distance rides, this wheelset maintains optimal performance under diverse conditions.
