Carbon Fiber Sporting Goods
Bola PRO 50G 700C Carbon Disc Wheelset – 50mm Deep, 34-38mm Wide, Ceramic Hub, Foil Carbon Spokes
Bola PRO 50G 700C Carbon Disc Wheelset – 50mm Deep, 34-38mm Wide, Ceramic Hub, Foil Carbon Spokes
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The Bola PRO 50G Carbon Disc Wheelset delivers aerodynamic 50mm deep T800 carbon rims, lightweight construction (1250–1290g), and robust foil carbon spokes for dependable mixed-terrain performance. Compatible with 28–50mm tubeless tires, this wheelset integrates a ceramic-bearing hub with a 54T ratchet for rapid power transfer, supporting versatile road, gravel, and cyclocross use. Manufactured to ISO 4210-7 and REACH compliance.
Key Technical Specifications
- Rim Depth: 50mm
- Internal Width: 28mm / 30mm / 32mm (external: 34–38mm)
- Weight (pair): 1250g (28/30mm) / 1290g (32mm) without tape/valves
- Material: T800 UD matte carbon fiber rim
- Spokes: 20/20 straight-pull foil carbon, 2-cross pattern
- Hub: Aluminum BL240, ceramic bearings, 54T ratchet, Center Lock disc, 12x100/12x142mm thru-axle, QR compatible
- Tire Support: Tubeless-ready, 28–50mm tires
- Certifications: ISO 4210-7, REACH-compliant
Performance & Real-World Use Cases
- Wide Rim Profile: Supports high-volume tires for improved traction and stability on rough gravel and tarmac transitions.
- Lightweight Build: 1250–1290g set weight minimizes rotational mass for climbing and acceleration benefits, as shown in competitor test consensus.
- Foil Carbon Spokes: Reduce aerodynamic drag and enhance overall wheel stiffness versus traditional steel spokes. Enables smoother power transfer in sprints and climbs.
- Ceramic Hub Bearings: Lower rolling resistance and provide resilience under variable weather and terrain.
Comparison Table
| Feature | This Product | Common Competitor |
|---|---|---|
| Rim Depth | 50mm | 50mm |
| Internal Width | 28–32mm | 22–26mm |
| Spoke Material | Foil Carbon | Steel/Carbon (varies) |
| Hub Bearings | Ceramic | Steel or Ceramic |
| Weight (Pair) | 1250–1290g | 1150–1350g |
| Certifications | ISO 4210-7, REACH | UCI/ISO (varies) |
Frequently Asked Questions
Are 50mm deep carbon gravel wheels suitable for both road and cyclocross riding?
Yes. The 50mm deep Bola PRO 50G wheelset, with 28–32mm internal width, is optimized for road, gravel, and cyclocross, accommodating 28–50mm tires for multi-terrain use.
How do foil carbon spokes compare to steel spokes for gravel wheelsets?
Foil carbon spokes weigh less, enhance lateral stiffness, and improve aerodynamics compared to traditional steel spokes, though higher impact resilience remains a tradeoff for steel.
What are the benefits of ceramic hubs in lightweight carbon wheelsets?
Ceramic bearing hubs lower rolling friction, perform better in wet or gritty conditions, and maintain smoothness longer versus standard steel hubs.
Is a 1250g wheelset with 34–38mm outer width good for wide tires on rough gravel?
Yes. The wide-profile rim supports stable, wide tires for added traction and control, ideal for rough gravel, bikepacking, or endurance riding while balancing overall weight.
Best tubeless-ready wheelset for road and gravel bikes with disc brakes?
The Bola PRO 50G offers tubeless readiness with modern disc-brake compatibility, designed for fast tire setup and versatile bike integration.
