Vittoria Zaffiro Road Tire - 27 x 1 1/4, Clincher, Wire, Black Run Accessories Brand_Amphipod Versatile: The Z4 is lightweight

Versatile: The Z4 is lightweight

3 mm) diameter Display resolution 454 x 454 pixels Color display Large font option Battery type Lithium ion Battery life Smartwatch mode: Up to 15 days

As the racing option

and comes out of the gate ready to go

Vittoria Zaffiro Road Tire - 27 x 1 1/4, Clincher, Wire, Black Run Accessories Brand_Amphipod Versatile: The Z4 is lightweightRigid version of Zaffiro Pro comes with the strongest casing. Economical tire with long service life Modern tread pattern design 26 TPI nylon casing Long service life Economical rigid bead Modern tread pattern design with smoother center, and increased tread on shoulders for a variety of conditions