November 12, 2018
Tire SCHWALBE BLACK JACK 20×1 90
Universal tire with a wide range of applications.
Good grip in the field, and thanks to a smooth middle rolling resistance are small.
The right choice for cyclists who do not like too much tire change.
Size in inches-20 x 1.90
Pressure in bars-2.0-4.5
Tire weight-450 g