
Key Features & Specs
• Rim Depth: 40 mm
• Rim Material: Toray T700/T800 carbon fiber
• Internal Rim Width: 21 mm or 24mm
• External Rim Width: 28 mm or 30mm
• Wheelset Weight: 1360 g (±30 g per set)
• Brake System: Center-lock disc brake
• Tubeless Compatibility: Tubeless-ready, supports clincher tires
• Spoke Type: Stainless steel, straight-pull, Pillar 1423 24/24 count
• Hub Spec: CNC alloy, Enduro steel bearings, available in 12x100 and 12x142 mm thru-axle
• Certification: ISO4210 international safety standard, multi-stage QA inspection
• Warranty: 24-month global official warranty covering material/manufacturing defects
• Country of Origin: China (factory-direct)
• Rim Material: Toray T700/T800 carbon fiber
• Internal Rim Width: 21 mm or 24mm
• External Rim Width: 28 mm or 30mm
• Wheelset Weight: 1360 g (±30 g per set)
• Brake System: Center-lock disc brake
• Tubeless Compatibility: Tubeless-ready, supports clincher tires
• Spoke Type: Stainless steel, straight-pull, Pillar 1423 24/24 count
• Hub Spec: CNC alloy, Enduro steel bearings, available in 12x100 and 12x142 mm thru-axle
• Certification: ISO4210 international safety standard, multi-stage QA inspection
• Warranty: 24-month global official warranty covering material/manufacturing defects
• Country of Origin: China (factory-direct)
Recommended Use Cases
• Road cycling upgrades for riders prioritizing weight and efficiency
• Gravel adventure and endurance events needing impact absorption and cross-terrain stability
• B2B: Cycling shop owners seeking cost-effective, quality-controlled carbon wheels for resale
• Amateur racers aiming to improve climbing and acceleration without high brand markups
• Sportive riders requiring reliable disc-brake tubeless wheels
• Gravel adventure and endurance events needing impact absorption and cross-terrain stability
• B2B: Cycling shop owners seeking cost-effective, quality-controlled carbon wheels for resale
• Amateur racers aiming to improve climbing and acceleration without high brand markups
• Sportive riders requiring reliable disc-brake tubeless wheels
How It Compares
FAQ
What factors make the Bola CLA 40R suitable for both road and gravel riding?
The combination of a 40mm Toray carbon rim, ISO4210 certification, and tubeless disc design provides a balance of aerodynamics, low weight, and terrain adaptability, supporting both high-speed road and varied gravel surfaces.
How does Bola ensure product quality and rider safety?
Each wheelset undergoes multi-stage factory QC and complies with ISO4210 international standard for performance and safety. The 24-month global warranty covers materials and manufacturing defects.
What real-world benefit does the weight savings of 1360 g provide?
A lighter wheelset improves climbing responsiveness, reduces fatigue on long rides, and enhances acceleration, which is especially beneficial for endurance events and mixed-terrain rides.
Is tubeless setup necessary?
While the wheelset supports both clincher and tubeless setups, running tubeless can lower your risk of punctures and allows lower tire pressure for increased comfort and grip, especially for gravel or rough surfaces.
How does Bola compare against high-end premium brands?
Bola offers factory-direct pricing and standardized quality control. Comparable Toray carbon is used, but without elevated brand premiums; Bola also provides cross-terrain compatibility and a unified 2-year warranty.
The combination of a 40mm Toray carbon rim, ISO4210 certification, and tubeless disc design provides a balance of aerodynamics, low weight, and terrain adaptability, supporting both high-speed road and varied gravel surfaces.
How does Bola ensure product quality and rider safety?
Each wheelset undergoes multi-stage factory QC and complies with ISO4210 international standard for performance and safety. The 24-month global warranty covers materials and manufacturing defects.
What real-world benefit does the weight savings of 1360 g provide?
A lighter wheelset improves climbing responsiveness, reduces fatigue on long rides, and enhances acceleration, which is especially beneficial for endurance events and mixed-terrain rides.
Is tubeless setup necessary?
While the wheelset supports both clincher and tubeless setups, running tubeless can lower your risk of punctures and allows lower tire pressure for increased comfort and grip, especially for gravel or rough surfaces.
How does Bola compare against high-end premium brands?
Bola offers factory-direct pricing and standardized quality control. Comparable Toray carbon is used, but without elevated brand premiums; Bola also provides cross-terrain compatibility and a unified 2-year warranty.