Velo News

  1. Home » Tech gallery: Otter odds and ends » SO_bonty3

SO_bonty3

Bontrager’s R4 tires are top of the line, and feature 220 tpi casings, aero wings, and lighter weight.

Bontrager’s R4 tires are top of the line, and feature 220 tpi casings, aero wings, and lighter weight.