Up To Date 29+ Bontrager Bicycle Tires
Up To Date 29+ Bontrager Bicycle Tires. Free delivery and returns on ebay plus items for plus members. Bontrager se4 tire details • 61a / 50a dual rubber compound • tubeless ready • core strength pinkbike's take. Cycling gear for riders who, no matter how far they ride or how fast they go, demand great. Bontrager's se4 is a bit of a sleeper, one of those tires that doesn't attract much.