Carbon Fiber Sporting Goods
Bola CE 40R Carbon Disc Wheelset 700C – 40mm Deep, 28/30mm Wide, DT Swiss OEM Hub, Foil Carbon Spokes, 1270g
Bola CE 40R Carbon Disc Wheelset 700C – 40mm Deep, 28/30mm Wide, DT Swiss OEM Hub, Foil Carbon Spokes, 1270g
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The Bola CE 40R Carbon Disc Wheelset 700C delivers balanced aerodynamics and stability for road and gravel riding with a 40mm deep T800 UD carbon rim, 28/30mm external width, and DT Swiss OEM hub. Optimized for 28–32c tires, it weighs 1270g and supports both tubeless and clincher setups, providing an ideal upgrade for competitive cyclists requiring versatile performance and certified reliability.
Technical Specifications
- Rim Depth: 40mm
- External Width: 28mm or 30mm
- Internal Width: 21mm or 24mm
- Material: T800 UD matte carbon fiber
- Weight: 1270g (excluding tape/valves)
- Spokes: Foil carbon, straight-pull, 20 front (radial), 24 rear (2-cross)
- Hub: DT Swiss OEM, 36T ratchet, Center Lock, 12x100/12x142mm thru-axle or QR
- Certification: ISO 4210-7, REACH compliant
- Tire Compatibility: Tubeless and clincher, optimized for 28–32c tires
Comparison Table
| Feature | Bola CE 40R | Competitor Example |
|---|---|---|
| Rim Depth | 40mm | 40mm |
| External Width | 28/30mm | 28-30mm |
| Weight | 1270g | 1240–1350g |
| Spoke Type | Foil carbon | Aero steel/carbon |
| Hub | DT Swiss OEM, 36T | Ratchet/Star Ratchet |
| Certifications | ISO 4210-7, REACH | — |
Situational Fit & Real-World Use
- Well-suited for competitive road and gravel cycling where aerodynamic stability and lightweight climbing are priorities.
- Wide rim profiles support modern 28–32c tires, enabling optimal tire shape and grip on mixed surfaces.
- DT Swiss ratchet hub ensures fast engagement in technical courses and endurance rides.
- Certified quality and durability validated for professional use and demanding conditions.
Frequently Asked Questions
Are 40mm deep carbon disc wheelsets good for both road and gravel riding?
Yes, the 40mm depth offers a balance of aerodynamic efficiency for road and stable handling for gravel. The 28/30mm width supports 28–32c tires, making the Bola CE 40R suitable for both disciplines.
How do carbon wheels with foil spokes compare to traditional round spoke wheels?
Foil carbon spokes reduce aerodynamic drag and rotational weight, providing improved speed and stability. They also enhance lateral stiffness compared to traditional round steel spokes.
Will a 700C carbon wheelset with 28mm external width fit 28c and 32c tires?
Yes, both 28mm and 30mm (external) rim widths are compatible with 28–32c tires, optimizing tire profile and ride comfort.
Are lightweight carbon wheelsets under 1300g worth the investment for climbing?
For demanding climbs, sub-1300g carbon wheelsets like the Bola CE 40R significantly reduce rotational mass, aiding acceleration and efficiency on ascents according to verified customer reviews and peer competitor designs.
What’s the benefit of DT Swiss OEM hub for carbon spoked wheelsets?
The DT Swiss OEM hub features a 36T ratchet system for fast power transfer and reliable engagement. This enhances pedal response under load and increases service life versus pawl hubs.
