700c, 27-Inch & 650c

The R4 clincher's race performance gives unparalleled road feel yet is extremely durable for a racing clincher, 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. - Lightweight, 320TPI, hand-built clincher - Excellent for road and criterium racing - Super supple polyamide synthetic fiber reinforcement for added casing strength - Hard-Case Lite protects against punctures with superior, lightweight, sub-tread material - Clincher tire made using the same handmade process as tubulars to maintain suppleness and ride quality