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.