Pirelli Cinturato Sport Bicycle Tires* Not compatible with hookless rims* 28c weighs 350 grams* TechWALL+ Technology provides superior puncture protection* Pro Compound* All around performance

the S2® is built for both competition and daily training

Innerdrive mechanism features oversized 42mm steel ratchets positioned inboard and over the bearings

with reinforced seams for long-lasting wear and shape retention

a unique machined aluminum valve core remover

To measure your head circumference

5mm x 40mm / 383ml

Silicone Printed

This added compliance helps absorb bigger impacts and reduces hand and arm pump during long

As a high-end on-board computer for the Bosch eBike System 2

Keeps handlebars clear of clutter

Weight: 24g (including all hardware)

Optimized Ventilation: Increased ventilation and a decreased surface contact area on your head improve cooling for a comfortable ride