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Fulcrum Racing Speed 40T C17 Tubular Wheelset


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Average connection time 25 secs

Average connection time 25 secs

Created to give maximum results when racing: for this reason every single detail of these road bike wheels has been studied to make the difference.

Lightness, smoothness, ease of handling: Speed 40T sets new limits. Ready to perform just as you to sprint towards your goal: the finish line!


  • The Rim: Road bike rims for tubular in 3K carbon, 40 mm high with 24.2 mm section Rim-tubular contact well in 3K carbon for optimum resistance.
  • The Breaking Track: 3K carbon braking track with 3Diamant™ treatment to guarantee power and excellent feeling when braking in any condition.
  • Hubs and Flange: CULT™ ceramic bearings, the maximum in terms of smoothness thanks to the use of special reduced lubricant bearings. Conecup technology with absolute performance. Carbon hubs with oversize aluminum flange and Two-to-One™ technology to transmit all the power to the ground.
  • Spokes & Nipples: Variable aero spokes (18 front, 21 rear) in steel and aluminum nipples.
  • Specifications:

    • Tyre Type: Tubular
    • Tyre Size: 28”
    • Discipline: Road/Triathlon
    • Weight: 1213 g
    • Rim material: Carbon
    • Rim material details: Full carbon, 3K - carbon fiber finishing
    • Profile height: Medium
    • Rim height: Front and rear 40 mm
    • Rim width: 24.2 mm
    • Tyre Width: From 25 mm
    • Braking system: Caliper
    • Braking surface: 3K carbon fiber braking surface, AC3™ Treatment
    • Front axle compatibility: QR
    • Rear Axle compatibility: QR
    • Front wheel spokes: 18, Left 9 - Right 9
    • Rear wheel spokes: 21, Two to one™, Left 7 - Right 14
    • Spokes: material Stainless steel, double butted
    • Spokes: profile technology Aero, straight pull
    • Nipples: Aluminum
    • Front Hub Material: Carbon, Aluminum flanges
    • Rear Hub Material: Carbon, Aluminum oversize flange
    • Bearings: CULT™ ceramic; Adj. Cup & Cones bearing system
    • Others: Plasma treated HG freewheel; Aluminum Axle
    • Weight limit (cyclist) 109 kg
Racing Speed

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