Tioga Fastr-X Tire-Wire size-adult-xl 5mm hex key through a

5mm hex key through a hub shell access hole (can be adjusted without removing the wheel)

Available sizes: 33T to 50T

43mm Crown Race Type Steel

70-millimeter replacement pads

Tioga Fastr-X Tire-Wire size-adult-xl 5mm hex key through aTioga Fastr X Tire Wire at J&R Bicycles was designed for efficiency and superior control with an ultra low smooth tread profile to maintain velocity. This model in the Fastr line is the most versatile for multiple conditions with chemical etching on the center tread that provides greater traction on more surfaces. These tires also feature Tioga's patent pending Grip Pod system, a pressure sensitive traction system that allows for on demand traction