# Bola ULT 45R 700C Carbon Disc Wheelset — 45mm Deep, Tubeless Ready, 1230g

The Bola ULT 45R 700C wheelset delivers a balanced combination of lightweight construction, aerodynamic efficiency and cross-terrain stability for road and gravel riders. Built around a 45mm T800 unidirectional matte carbon rim and a choice of 21mm or 24mm internal widths, the wheelset supports 28–48mm tubeless tires for optimized tire profiles and confident handling on mixed surfaces. The paired rim and hub system yields a total set weight of 1230g (excludes tape and valves), prioritizing quick acceleration and responsive climbing while retaining durability for everyday use.

## Key Features & Specifications

-   **Rim Depth:** 45mm aerodynamic profile for road speed and gravel stability.
-   **Internal Width:** 21mm or 24mm options — compatible with 28–48mm tubeless tires.
-   **External Width:** 28mm or 30mm to support modern wider tire sizes.
-   **Material:** T800 UD carbon rim with BL1 alloy hub and TPI ceramic bearings.
-   **Spokes:** 24 front / 24 rear Sapim CX-Ray stainless steel, 2-cross lacing.
-   **Hub Compatibility:** 12x100/12x142mm thru-axle or QR options.
-   **Weight:** 1230g per pair (excludes tape and valves).
-   **Certifications:** ISO 4210-7 and REACH compliant.
-   **Warranty:** 24 months limited, global support.

## Use Cases & Comparison

Designed as a versatile upgrade, the Bola ULT 45R suits training, endurance races, mixed-surface events and touring where aerodynamic benefit and tire volume are both important. Compared with lighter ultralight models, the 45R emphasizes a balanced package of aero performance and wider tire support, making it appropriate for riders who need one reliable wheelset across road and gravel disciplines.

## Details

- **Price:** 698.0 USD
- **Type:** Carbon Disc Road & Gravel Wheelset
- **Tags:** 28mm wide, 30mm wide, 45mm, 45mm disc wheels, 700c, 700C gravel wheels, 700C road wheels, aero carbon wheels, bike wheel upgrade, carbon disc wheelset, carbon wheelset, disc, disc brake, gravel carbon wheels, gravel cycling upgrade, ISO 4210-7, ISO 4210-7 certified, lightweight 700C wheels, lightweight bike wheels, lightweight wheelset, quick acceleration wheels, road, road gravel wheelset, Sapim CX-Ray, T800 carbon, tubeless, tubeless bike wheels, tubeless ready, tubeless road wheels, ult, wheels, wheelset

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| 28/21 mm / Shimano HG / Black Bola | 698.00 USD | In stock |
| 28/21 mm / Shimano HG / White Bola | 698.00 USD | In stock |
| 28/21 mm / Shimano HG / Customized | 698.00 USD | In stock |
| 28/21 mm / Sram  XDR / Black Bola | 698.00 USD | In stock |
| 28/21 mm / Sram  XDR / White Bola | 698.00 USD | In stock |
| 28/21 mm / Sram  XDR / Customized | 698.00 USD | In stock |
| 28/21 mm / Compy / Black Bola | 698.00 USD | In stock |
| 28/21 mm / Compy / White Bola | 698.00 USD | In stock |
| 28/21 mm / Compy / Customized | 698.00 USD | In stock |
| 30/24 mm / Shimano HG / Black Bola | 698.00 USD | In stock |
| 30/24 mm / Shimano HG / White Bola | 698.00 USD | In stock |
| 30/24 mm / Shimano HG / Customized | 698.00 USD | In stock |
| 30/24 mm / Sram  XDR / Black Bola | 698.00 USD | In stock |
| 30/24 mm / Sram  XDR / White Bola | 698.00 USD | In stock |
| 30/24 mm / Sram  XDR / Customized | 698.00 USD | In stock |
| 30/24 mm / Compy / Black Bola | 698.00 USD | In stock |
| 30/24 mm / Compy / White Bola | 698.00 USD | In stock |
| 30/24 mm / Compy / Customized | 698.00 USD | In stock |

## Images

- Bola ULT 40R 700C Carbon Disc Road & Gravel Wheels – 40mm, 28/30mm Wide, Tubeless 1210g Carbon Fiber Sporting Goods
- Bola ULT 40R 700C Carbon Disc Road & Gravel Wheels – 40mm, 28/30mm Wide, Tubeless 1210g
- Bola ULT 40R 700C Carbon Disc Road & Gravel Wheels – 40mm, 28/30mm Wide, Tubeless 1210g Carbon Fiber Sporting Goods

## Additional Information

- **Product rating count:** 1
- **Related products settings:** ahead
- **AI Summary:** The Bola ULT 45R 700C Carbon Disc Wheelset is a T800 carbon, tubeless-ready option for road and gravel riders who want one 45mm wheelset for fast paved riding and mixed-terrain routes. Its 1230g stated set weight, selectable rim widths, and disc-compatible axle options support a range of modern 700C bike builds.
- **Hub Model:** BL 100 54T
- **Rim Depth (mm):** 45
- **Rim Width (mm, external):** 30
- **Wheelset Weight (grams):** 1230
- **Spoke:** Sapim CX Ray
- **Bearing:** TPI Ceramic

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> Source: [Bola Carbon Wheelset ](https://bolacarbon.com/products/bola-ult-45r-700c-carbon-disc-wheelset)
> Updated: 2026-08-02