Are 45mm carbon disc wheels good for both road and gravel riding?

Yes. The Bola ULT 45R 700C features a 45mm aerodynamic rim paired with 21mm or 24mm internal widths, supporting 28–48mm tubeless tires. This design balances aero gains for road with stability and comfort for mixed-surface gravel, validated by ISO 4210-7 standards.

What's the weight difference between 45mm and 30mm carbon wheelsets for gravel bikes?

The Bola ULT 45R 700C weighs 1230g, competitive with leading 45mm options. 30mm deep carbon wheelsets often weigh 1050–1200g, but deliver less aerodynamic benefit for fast road riding. Choose 45mm for a broader balance of speed and multi-use capability.

Will a 45mm deep rim fit 28–48mm tubeless tires safely?

Yes, both the 21mm and 24mm internal rim width options are tubeless-ready and tested for compatibility with 28–48mm tires. This configuration optimizes tire profile for safety, stability, and reduced rolling resistance across diverse riding surfaces.

How do Sapim CX-Ray spokes and TPI ceramic bearings improve wheel performance?

Sapim CX-Ray spokes offer high tensile strength with minimal aerodynamic drag, enhancing wheel stability and ride smoothness. TPI ceramic bearings reduce friction and improve hub durability, resulting in faster rolling and sustained performance under heavy mileage.

Is a 1230g carbon wheelset worth it for lightweight road cycling?

Bola ULT 45R 700C's 1230g weight enables more responsive acceleration, easier climbing, and reduced fatigue on long rides. While not the absolute lightest in the field, it achieves a strong balance of weight, stiffness, and price, suitable for both performance-focused enthusiasts and budget-conscious riders.

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Bola ULT 45G 700C Carbon Disc Wheelset – 45mm Tubeless Road & Grave,34/36/38mm wide

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$698.00 USD

~~$800.00 USD~~ $698.00 USD

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Free shipping | VAT included in EU & USA

Rim Width(Ext/Int) 34/28 mm 36/30 mm 38/32 mm

Casstle Shimano HG Sram XDR Compy

Decal Black Bola White Bola Customized

Bola ULT 45G 700C Carbon Wheels

Key Features & Specs

Rim Depth: 45mm – aerodynamic for road, stable for gravel
Internal Width: 28mm 30mm or 32mm – select for tire compatibility (28–50mm tubeless)
External Width: 34mm 36mm or 38mm – supports wide, modern tires
Material: T800 unidirectional matte carbon fiber rim, BL180 hub, TPI ceramic bearings
Spoke Count: 24 front / 24 rear – Sapim CX-Ray stainless steel, 2-cross lacing
Hub System: BL1 alloy hub, TPI ceramic bearings, 12x100/12x142mm or QR compatibility
Weight: 1230g (set, excludes tape/valves)
Certification: ISO 4210-7, REACH compliant
Warranty: 24 months limited, global support

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Bola ULT 45G 700C Carbon Disc Wheelset – 45mm Tubeless Road & Grave,34/36/38mm wide