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Bontrager R4 Aero Road Tire

$79.99 $79.99 Model 430055
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Triathlon and time trial specialists

Every second counts. Every watt precious. Nothing gets between you and a PR. The R4 Aero road tire is your tire. With it's aerodynamic profile, Aero Wings and 220TPI casing, this tire lives up to its name as the world's fastest tire.

Key features

  • Unique tread profile improves aerodynamics and saves 37 seconds over 40km
  • Unique Aero Wing bead eliminates gap between rim and tire for aero advantage
  • Hard-Case Lite protects against punctures with superior, lightweight, sub-tread material

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