Unique 38++ Bontrager Bicycle Tires
Unique 38++ Bontrager Bicycle Tires. Cycling gear for riders who, no matter how far they ride or how fast they go, demand great. Tires bicycle tires, tubes & wheels cycling sporting goods all categories antiques art baby books business & industrial. Bontrager se4 tire details • 61a / 50a dual rubber compound • tubeless ready • core strength pinkbike's take. Bontrager's on a roll, and this time they're using the xr4 tire to keep up their momentum.