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Bontrager R4 320 Tubular


Availability: Contact to Confirm



The pavement is calling

The R4 tubular's race performance gives unparalleled road feel yet is extremely durable for a racing tubular, thanks to Hard-Case Lite protection. The Hard-Case Lite sub tread material protects against punctures in the peloton and up the hardest and sketchiest road climbs.

Key features

  • Excellent for road and criterium racing
  • Supple polyamide synthetic fiber reinforcement for added casing strength
  • Hard-Case Lite protects against punctures with superior, lightweight, sub-tread material
  • 38mm valve length with valve extenders available separately