Carbon Fiber Sporting Goods
Bola PRM 45G Carbon Gravel & Road Disc Wheelset 700C – 45mm Rim, 28–32mm Wide Tubeless, Carbon Blade Spokes
Bola PRM 45G Carbon Gravel & Road Disc Wheelset 700C – 45mm Rim, 28–32mm Wide Tubeless, Carbon Blade Spokes
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The Bola PRM 45G Carbon Disc Wheelset is designed for cyclists demanding reduced weight, aerodynamic stability, and versatility for gravel, cyclocross, and road applications. Available in 700C, this wheelset features a 45mm deep T800 UD matte carbon fiber rim and internal width options of 28mm, 30mm, or 32mm, supporting tubeless tires from 28–50mm for variable terrain performance.
Experience Superior Performance with Lightweight Carbon Disc Wheels
- Rim Depth: 45mm
- Internal Width: 28mm, 30mm, 32mm (External: 34–38mm)
- Weight (set): 1250g (28/30mm), 1290g (32mm) – no tape/valves
- Spokes: 20/20, 2X straight-pull blade carbon for lateral stiffness
- Rim Material: T800 UD matte carbon fiber
- Hub: Aluminum BL350, Enduro bearings, 54T ratchet, Center Lock disc, 12x100 & 12x142mm thru-axle, QR compatible
- Certifications: ISO 4210-7, REACH-compliant
- Tire Compatibility: Tubeless-ready, optimal for tire widths 28–50mm
Performance & Use Cases
- Gravel: Wide rim supports high-volume tires for increased comfort and grip.
- Road: 45mm deep rim balances crosswind stability with aerodynamic gains.
- Cyclocross: Tubeless capability enables lower pressures and puncture resistance on rough terrain.
- Endurance: Lightweight 1250g build aids acceleration and climbing; 54T ratchet ensures rapid hub engagement.
Comparison Table
| Feature | Bola PRM 45G | Typical Alloy |
|---|---|---|
| Weight (set) | 1250g–1290g | 1550g–1800g |
| Rim Width (internal) | 28–32mm | 19–23mm |
| Rim Depth | 45mm | 30–35mm |
| Spoke Type | Blade Carbon | Steel/J-bend |
| Hub Engagement | 54T ratchet | 18–36T pawls |
| Tire Support | 28–50mm tubeless | 25–38mm clincher/tube |
| Certifications | ISO 4210-7, REACH | Varies |
Frequently Asked Questions
Are 45mm deep carbon gravel wheelsets good for both road and off-road riding?
Yes. The 45mm carbon rim provides aerodynamic efficiency for road riding while its width options (28–32mm) and tubeless setup offer stability and comfort on off-road terrain, supporting tires up to 50mm wide.
What are the benefits of blade carbon spokes for gravel bikes?
Blade carbon spokes enhance lateral stiffness and reduce weight compared to steel, improving power transfer and acceleration on mixed terrain. They also offer better vibration damping for comfort in gravel conditions.
How do 28mm vs 32mm internal width carbon wheels affect ride quality and tire choice?
Wider 32mm rims allow for higher-volume tires, improving grip and comfort on rough surfaces. Narrower 28mm or 30mm rims enable a more aerodynamic profile and responsive handling for road or mixed use. Choose based on terrain and preferred tire width.
Is a lightweight 1250g carbon wheelset durable enough for rough gravel?
1250g–1290g carbon wheelsets with reinforced spoke patterns and ISO 4210-7 certification are designed for both lightweight performance and structural durability, making them suitable for gravel and mixed-terrain use.
Are tubeless-ready carbon wheels with 54T ratchet hubs worth the investment for cyclocross?
Tubeless carbon wheels allow lower tire pressure and fewer punctures, benefiting cyclocross. The 54T ratchet hub offers rapid engagement, which helps with technical accelerations and cornering, supporting event performance and reliability.
Innovative Design for Optimal Riding Efficiency
The Bola PRM 45G wheelset stands out as a top-tier choice in lightweight carbon disc wheels, engineered to maximize cycling performance across gravel and road terrains. Featuring a 45mm deep rim and a wide 28–32mm tubeless rim profile, these wheels provide enhanced aerodynamics and improved comfort by absorbing road vibrations. Built with carbon blade spokes, they ensure stiffness and durability while maintaining an impressively low weight. This combination delivers superior power transfer and handling precision, making it ideal for both competitive racing and adventurous gravel rides.
Advanced Tubeless Compatibility and Durability
The tubeless-ready design of the Bola PRM 45G carbon disc wheels offers riders confidence in puncture resistance and improved rolling efficiency. With rim widths between 28 and 32mm, these wheels accommodate a wide range of tire sizes, allowing for greater versatility and traction on varied surfaces. The carbon fiber construction not only reduces overall weight but also enhances impact resistance, ensuring long-lasting durability. This reliability makes the wheelset perfect for demanding conditions faced on gravel or road cycling routes.
Cutting-Edge Carbon Blade Spoke Technology
The use of carbon blade spokes in the Bola PRM 45G wheelset contributes significantly to its lightweight and aerodynamic profile. These spokes reduce wind drag compared to traditional round spokes, enhancing speed while maintaining exceptional lateral stiffness. The carbon material absorbs vibrations effectively, promoting rider comfort during extended rides. Furthermore, their innovative design boosts wheel strength without additional weight, making these wheels a beneficial upgrade for cyclists seeking high performance, durability, and responsiveness in a premium lightweight carbon disc wheelset.
