20x1-3/8 Tioga Fastr-X S-Spec Folding BMX tire - Black 170mm Crank away for instant acceleration

Crank away for instant acceleration

and those pesky know-it-alls

- Extra thick tapered sidewalls

and the charge depends on the size and quantity of the tire(s)

grippy tread block depth and K-Lyte Plus casing layup to save weight

20x1-3/8 Tioga Fastr-X S-Spec Folding BMX tire - Black 170mm Crank away for instant accelerationThe Tioga Fastr X is a low profile race tire with ultra smooth centerline and pressure sensitive side tread that increases corner traction when pushed to the limits. A special chemical surface etching applied to center tread creates a fine surface texture that enhances traction on wider variety of track surfaces, while nano knobs in varying angles, shapes, and sizes strategically integrated within the outer tread zones provide additional traction on