Bola CLA 45R 45mm Carbon Road Disc Wheelset 700C Tubeless
Bola CLA 45R 45mm Carbon Road Disc Wheelset 700C Tubeless
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The Bola CLA 45R Carbon Road Disc Wheelset 700C offers a balanced mix of aerodynamic efficiency, lightweight performance, and robust braking control for modern road cyclists. Precisely engineered with T700/T800 Toray carbon fiber, 45mm rim depth, and multiple width options, this wheelset provides a reliable, cost-effective upgrade for endurance, training, and racing use in diverse conditions.
Key Features & Specs
- Rim Depth: 45mm aerodynamic profile improves high-speed stability
- Rim Width: Choice of 28mm or 30mm external, 21mm or 24mm internal
- Material: Premium Toray T700/T800 UD matte carbon fiber rim, CNC alloy hub shell
- Weight (set): 1360g ±30g (verified via sample batch average)
- Hub: BL350 with 54T high-engagement ratchet, Enduro bearings, center lock disc
- Spoke Count: 24 front / 24 rear (Pillar 1423, 2× cross lacing)
- Axle Compatibility: 12×100mm front, 12×142mm rear, QR compatible
- Tubeless Ready: Supports direct tubeless tire installation
- Brake Type: Disc brake only (center lock mount)
- Warranty: 24 months global limited warranty
- QC: Multi-stage inspection per EN 14781:2005/A1:2008 standard
How it Compares
| Feature | Bola CLA 45R | Typical High-End Model |
|---|---|---|
| Material | T700/T800 Toray carbon | T1100 carbon (e.g., Zipp NSW) |
| Rim Depth | 45mm | 45–50mm |
| Internal Width | 21/24mm | 21-25mm |
| Total Weight | 1360g ±30g | 1300-1350g |
| Hub System | BL350 54T, Enduro bearings | Proprietary 36–54T, ceramic bearings |
| Price Range | Factory-direct, cost-optimized | Premium, high retail |
| Warranty | 24 months, global | 24+ months, pro shop service |
| QC/Testing | EN 14781, batch sample verification | ISO/brand-level lab |
Recommended Use Cases
- Endurance road rides needing sustained aero and reduced fatigue
- Competitive club racing or amateur events requiring reliable disc braking and good weight
- Fast group rides on rolling or hilly terrain where climbing and speed both matter
- All-weather training and races demanding stable braking and easy tubeless setup
- B2B: Aftermarket upgrade for bike shops or resellers serving performance-focused riders
Frequently Asked Questions
Are 45mm carbon disc wheels suitable for endurance rides?
Yes. The 45mm profile offers a stable aerodynamic benefit without excessive crosswind sensitivity, and the relatively low weight (1360g ±30g) provides good climbing efficiency for endurance and mixed-terrain rides.
Is there a weight difference between 28mm and 30mm rim widths?
Wider rims (30mm external, 24mm internal) typically add 30–40g per set compared to 28mm/21mm due to additional material, balancing for increased tire support and potential comfort gains.
Can these wheels be used on gravel bikes?
Yes, the 21mm or 24mm internal rim width, tubeless-ready construction, and disc brake compatibility fit most modern gravel bikes. Confirm frame/fork clearance and preferred tire size for your setup.
How does the 54T ratchet hub affect power transfer?
The 54-tooth ratchet enables quicker engagement (6.7°), reducing pedal lag and improving responsiveness—an advantage in sprints and variable-pace rides compared to standard 36T or pawl-based hubs.
Are lightweight carbon disc wheels effective for hilly terrain?
Yes. Disc-only carbon wheels under 1400g are optimized for climbing while still providing reliable braking. For severe mountains, the mid-depth 45mm rim remains efficient without unacceptable crosswind drag.
