Bola ULT 35G 700C Carbon Gravel Wheelset – 35mm Deep, 36mm Wide, Tubeless, 1220g, BL100 Hub
Bola ULT 35G 700C Carbon Gravel Wheelset – 35mm Deep, 36mm Wide, Tubeless, 1220g, BL100 Hub
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The Bola ULT 35G Carbon Gravel Wheelset delivers a balanced solution for riders seeking lightweight performance, stable handling, and efficient power transfer on mixed terrain. At just 1220g per set, its 35mm deep, 36mm wide T700/T800 carbon rims and BL100 hub system offer ISO-certified reliability for demanding gravel cyclists and B2B partners focused on value and dependable quality.
Key Features & Specs
- Wheel Size: 700C – optimized for modern gravel and all-road frames
- Rim Depth / Width: 35mm depth, 36mm external/30mm internal width for tire stability and versatility
- Rim Material: High-modulus Toray T700/T800 UD carbon fiber, matte finish
- Total Weight: 1220g (±30g per set, without cassette/tires)
- Tire Compatibility: Tubeless-ready, designed for 38–48mm gravel tires
- Hub System: Bola BL100 with TPI ceramic bearings, 54T ratchet, CNC aluminum, Center Lock disc, QR/12x100mm/12x142mm
- Certification: ISO 4210-7 tested, REACH-compliant materials
- Warranty: 24 months global, direct support from Bola
- Suggested Applications: Gravel, endurance, adventure, bikepacking, all-road cycling
How it Compares
| Feature | Bola ULT 35G | Premium Carbon Model* |
|---|---|---|
| Rim Depth / Width | 35mm / 36mm | 40–44mm / 36–38mm |
| Total Weight | 1220g | 1240–1350g |
| Tire Compatibility | 38–48mm, tubeless | 40–50mm, tubeless |
| Hub System | BL100, ceramic, 54T | Custom (varies), ceramic, 36–60T |
| Testing/Certification | ISO 4210-7, REACH | ISO, In-house protocols |
| Warranty | 24 months | 24–36 months |
| MSRP (USD) | Factory-direct | $1,500+ |
*Typical models: Zipp 303, Hunt 35 Carbon Gravel Wheelset
Recommended Use Cases
- Mixed-surface gravel racing and high-efficiency riding events
- Long-distance endurance and bikepacking where weight savings and stiffness matter
- All-road cycling needing wide tire compatibility for 38–48mm gravel tires
- B2B retail or team bulk upgrades seeking ISO-certified, cost-effective wheels
- Riders looking to improve climbing efficiency and reduce rotational weight versus stock aluminum
Frequently Asked Questions
Are 35mm deep carbon gravel wheels better for mixed terrain riding?
35mm deep carbon rims like Bola ULT 35G offer a practical compromise: moderate aero benefit doesn't compromise stability on variable terrain, while the wider profile supports better tire shape and grip for gravel and all-road conditions.
How does a 1220g carbon gravel wheelset compare to aluminum alternatives?
A 1220g carbon wheelset is significantly lighter than most aluminum gravel sets (typically 1550–1800g), resulting in improved acceleration, climbing, and reduced fatigue on long rides. Carbon also absorbs vibration more effectively, supporting comfort for endurance use.
What’s the ideal tire width for 36mm external/30mm internal carbon gravel wheels?
The ideal tire size is 40–45mm for optimal profile and cornering stability. The Bola ULT 35G accepts 38–48mm tires, so users can adjust based on terrain and personal preference.
Is the 54T ratchet TPI ceramic bearing BL100 hub suitable for gravel performance?
The BL100 hub with 54T ratchet and TPI ceramic bearings delivers quick 6.7° engagement, durable freehub strength, and low rolling resistance—well suited for technical gravel riding and all-weather reliability.
Are lightweight carbon wheels worth it for long-distance gravel rides?
Yes. Weight savings (vs. typical alloy) reduce overall effort over distance, while carbon rims limit fatigue from vibration. The Bola ULT 35G was ISO 4210-7 tested for long-term durability, balancing lightweight design with structural safety.
